Remove AIX 1st party code OS checks, part 1

Issue #186

23 files changed, 1 insertions, 1226 deletions

diff --git a/accessible/atk/Platform.cpp b/accessible/atk/Platform.cpp
index e64084f5a..0ee3a3d97 100644
--- a/accessible/atk/Platform.cpp
+++ b/accessible/atk/Platform.cpp
@@ -60,11 +60,7 @@ struct GnomeAccessibilityModule
 };
 
 static GnomeAccessibilityModule sAtkBridge = {
-#ifdef AIX
-    "libatk-bridge.a(libatk-bridge.so.0)", nullptr,
-#else
     "libatk-bridge.so", nullptr,
-#endif
     "gnome_accessibility_module_init", nullptr,
     "gnome_accessibility_module_shutdown", nullptr
 };
diff --git a/config/rules.mk b/config/rules.mk
index 9a8f61c2d..567971b19 100644
--- a/config/rules.mk
+++ b/config/rules.mk
@@ -386,15 +386,6 @@ endif
 endif
 endif
 
-ifeq ($(OS_ARCH),AIX)
-ifdef IS_COMPONENT
-ifneq ($(HAS_EXTRAEXPORTS),1)
-MKSHLIB += -bE:$(MOZILLA_DIR)/build/unix/aix.exp -bnoexpall
-MKCSHLIB += -bE:$(MOZILLA_DIR)/build/unix/aix.exp -bnoexpall
-endif # HAS_EXTRAEXPORTS
-endif # IS_COMPONENT
-endif # AIX
-
 #
 # Linux: add -Bsymbolic flag for components
 #
diff --git a/dom/plugins/base/nptypes.h b/dom/plugins/base/nptypes.h
index a0762abe8..c36532472 100644
--- a/dom/plugins/base/nptypes.h
+++ b/dom/plugins/base/nptypes.h
@@ -22,18 +22,6 @@
   typedef unsigned int uint32_t;
   typedef long long int64_t;
   typedef unsigned long long uint64_t;
-#elif defined(_AIX) || defined(__sun) || defined(__osf__) || defined(IRIX) || defined(HPUX)
-  /*
-   * AIX ships an inttypes.h header that defines [u]int32_t,
-   * but not bool for C.
-   */
-  #include <inttypes.h>
-
-  #ifndef __cplusplus
-    typedef int bool;
-    #define true   1
-    #define false  0
-  #endif
 #elif defined(bsdi) || defined(FREEBSD) || defined(OPENBSD)
   /*
    * BSD/OS, FreeBSD, and OpenBSD ship sys/types.h that define int32_t and
diff --git a/dom/plugins/base/nsPluginsDirUnix.cpp b/dom/plugins/base/nsPluginsDirUnix.cpp
index 1c7a635d3..2ca703baa 100644
--- a/dom/plugins/base/nsPluginsDirUnix.cpp
+++ b/dom/plugins/base/nsPluginsDirUnix.cpp
@@ -24,9 +24,6 @@
 #undef LOCAL_PLUGIN_DLL_SUFFIX
 #define LOCAL_PLUGIN_DLL_SUFFIX ".sl"
 #define LOCAL_PLUGIN_DLL_ALT_SUFFIX ".so"
-#elif defined(_AIX)
-#define DEFAULT_X11_PATH "/usr/lib"
-#define LOCAL_PLUGIN_DLL_ALT_SUFFIX ".a"
 #elif defined(LINUX)
 #define DEFAULT_X11_PATH "/usr/X11R6/lib/"
 #elif defined(__APPLE__)
diff --git a/js/public/LegacyIntTypes.h b/js/public/LegacyIntTypes.h
index 2c8498c89..cdfd98726 100644
--- a/js/public/LegacyIntTypes.h
+++ b/js/public/LegacyIntTypes.h
@@ -31,20 +31,10 @@ typedef uint16_t uint16;
 typedef uint32_t uint32;
 typedef uint64_t uint64;
 
-/*
- * On AIX 4.3, sys/inttypes.h (which is included by sys/types.h, a very
- * common header file) defines the types int8, int16, int32, and int64.
- * So we don't define these four types here to avoid conflicts in case
- * the code also includes sys/types.h.
- */
-#if defined(AIX) && defined(HAVE_SYS_INTTYPES_H)
-#include <sys/inttypes.h>
-#else
 typedef int8_t int8;
 typedef int16_t int16;
 typedef int32_t int32;
 typedef int64_t int64;
-#endif /* AIX && HAVE_SYS_INTTYPES_H */
 
 typedef uint8_t JSUint8;
 typedef uint16_t JSUint16;
diff --git a/js/src/Makefile.in b/js/src/Makefile.in
index 7f49a3718..20678c68c 100644
--- a/js/src/Makefile.in
+++ b/js/src/Makefile.in
@@ -138,17 +138,6 @@ distclean::
 
 CFLAGS += $(MOZ_ZLIB_CFLAGS)
 
-# Silence warnings on AIX/HP-UX from non-GNU compilers
-ifndef GNU_CC
-ifeq ($(OS_ARCH),AIX)
-# Suppress warnings from xlC
-# 1540-1281: offsetof() on null non-POD types
-# 1540-1608: anonymous unions using static data members
-CFLAGS		+= -qsuppress=1540-1281 -qsuppress=1540-1608
-CXXFLAGS	+= -qsuppress=1540-1281 -qsuppress=1540-1608
-endif
-endif
-
 $(LIBRARY_NAME).pc: js.pc
 	cp $^ $@
 
diff --git a/js/src/jsnativestack.cpp b/js/src/jsnativestack.cpp
index 95e0f8da7..98f8fc741 100644
--- a/js/src/jsnativestack.cpp
+++ b/js/src/jsnativestack.cpp
@@ -71,21 +71,6 @@ js::GetNativeStackBaseImpl()
 # endif
 }
 
-#elif defined(AIX)
-
-#include <ucontext.h>
-
-JS_STATIC_ASSERT(JS_STACK_GROWTH_DIRECTION < 0);
-
-void*
-js::GetNativeStackBaseImpl()
-{
-    ucontext_t context;
-    getcontext(&context);
-    return static_cast<char*>(context.uc_stack.ss_sp) +
-        context.uc_stack.ss_size;
-}
-
 #elif defined(XP_LINUX) && !defined(ANDROID) && defined(__GLIBC__)
 void*
 js::GetNativeStackBaseImpl()
diff --git a/xpcom/build/nsXPCOMPrivate.h b/xpcom/build/nsXPCOMPrivate.h
index 99a994013..143ed034e 100644
--- a/xpcom/build/nsXPCOMPrivate.h
+++ b/xpcom/build/nsXPCOMPrivate.h
@@ -281,10 +281,6 @@ void LogTerm();
   #error need_to_define_your_file_path_separator_and_illegal_characters
 #endif
 
-#ifdef AIX
-#include <sys/param.h>
-#endif
-
 #ifndef MAXPATHLEN
 #ifdef PATH_MAX
 #define MAXPATHLEN PATH_MAX
diff --git a/xpcom/io/nsLocalFile.h b/xpcom/io/nsLocalFile.h
index f7bdb86f7..a8e0a1279 100644
--- a/xpcom/io/nsLocalFile.h
+++ b/xpcom/io/nsLocalFile.h
@@ -91,15 +91,8 @@ nsresultForErrno(int aErr)
     case EROFS: /*     Read-only file system. */
       return NS_ERROR_FILE_READ_ONLY;
 #endif
-    /*
-     * On AIX 4.3, ENOTEMPTY is defined as EEXIST,
-     * so there can't be cases for both without
-     * preprocessing.
-     */
-#if ENOTEMPTY != EEXIST
     case ENOTEMPTY:
       return NS_ERROR_FILE_DIR_NOT_EMPTY;
-#endif /* ENOTEMPTY != EEXIST */
     /* Note that nsIFile.createUnique() returns
        NS_ERROR_FILE_TOO_BIG when it cannot create a temporary
        file with a unique filename.
diff --git a/xpcom/io/nsLocalFileUnix.h b/xpcom/io/nsLocalFileUnix.h
index 9a3e7d6af..5ef581ed1 100644
--- a/xpcom/io/nsLocalFileUnix.h
+++ b/xpcom/io/nsLocalFileUnix.h
@@ -65,11 +65,6 @@
 // stat64 and lstat64 are deprecated on OS X. Normal stat and lstat are
 // 64-bit by default on OS X 10.6+.
 #if defined(HAVE_STAT64) && defined(HAVE_LSTAT64) && !defined(XP_DARWIN)
-  #if defined (AIX)
-    #if defined STAT
-      #undef STAT
-    #endif
-  #endif
   #define STAT stat64
   #define LSTAT lstat64
   #define HAVE_STATS64 1
diff --git a/xpcom/reflect/xptcall/md/unix/Makefile.in b/xpcom/reflect/xptcall/md/unix/Makefile.in
index a023253cc..4a5bc6f02 100644
--- a/xpcom/reflect/xptcall/md/unix/Makefile.in
+++ b/xpcom/reflect/xptcall/md/unix/Makefile.in
@@ -24,13 +24,6 @@ endif
 # PowerPC
 ######################################################################
 #
-# AIX/PPC
-#
-ifeq ($(OS_ARCH),AIX)
-# #24617  Building the CPP's (CXX) optimized causes a crash
-CXXFLAGS 	:=  $(filter-out $(MOZ_OPTIMIZE_FLAGS), $(CXXFLAGS))
-endif
-
 include $(topsrcdir)/config/rules.mk
 
 ifeq ($(OS_ARCH),Linux)
@@ -43,14 +36,3 @@ ifeq ($(OS_ARCH),Darwin)
 xptcstubs_asm_ppc_darwin.s: xptcstubs_asm_ppc_darwin.s.m4 $(DIST)/include/xptcstubsdef.inc Makefile
 	gm4 $(INCLUDES) $< > $@
 endif
-
-ifeq ($(OS_ARCH),AIX)
-ifdef HAVE_64BIT_BUILD
-xptcstubs_asm_ppc_aix64.s: xptcstubs_asm_ppc_aix64.s.m4 $(DIST)/include/xptcstubsdef.inc Makefile
-	m4 -DAIX_OBJMODEL=$(AIX_OBJMODEL) $(INCLUDES) -I. $< > $@
-else
-xptcstubs_asm_ppc_aix.s: xptcstubs_asm_ppc_aix.s.m4 $(DIST)/include/xptcstubsdef.inc Makefile
-	m4 -DAIX_OBJMODEL=$(AIX_OBJMODEL) $(INCLUDES) -I. $< > $@
-endif
-endif
-
diff --git a/xpcom/reflect/xptcall/md/unix/moz.build b/xpcom/reflect/xptcall/md/unix/moz.build
index 49c09a7d4..d455ed854 100644
--- a/xpcom/reflect/xptcall/md/unix/moz.build
+++ b/xpcom/reflect/xptcall/md/unix/moz.build
@@ -127,29 +127,6 @@ if CONFIG['OS_ARCH'] in ('Linux', 'FreeBSD', 'NetBSD', 'OpenBSD'):
                 'xptcstubs_mips.cpp',
             ]
 
-if CONFIG['OS_ARCH'] == 'AIX':
-    if CONFIG['HAVE_64BIT_BUILD']:
-        SOURCES += [
-            '!xptcstubs_asm_ppc_aix64.s',
-            'xptcinvoke_asm_ppc_aix64.s',
-            'xptcinvoke_ppc_aix64.cpp',
-            'xptcstubs_ppc_aix64.cpp',
-        ]
-    else:
-        SOURCES += [
-            '!xptcstubs_asm_ppc_aix.s',
-            'xptcinvoke_ppc_aix.cpp',
-            'xptcstubs_ppc_aix.cpp',
-        ]
-        if CONFIG['AIX_OBJMODEL'] == 'ibm':
-            SOURCES += [
-                'xptcinvoke_asm_ppc_ibmobj_aix.s',
-            ]
-        else:
-            SOURCES += [
-                'xptcinvoke_asm_ppc_aix.s',
-            ]
-
 if CONFIG['OS_TEST'] == 'powerpc':
     if CONFIG['OS_ARCH'] in ('Linux', 'FreeBSD'):
         SOURCES += [
diff --git a/xpcom/reflect/xptcall/md/unix/xptcinvoke_asm_ppc_aix.s b/xpcom/reflect/xptcall/md/unix/xptcinvoke_asm_ppc_aix.s
deleted file mode 100644
index eb6b6661d..000000000
--- a/xpcom/reflect/xptcall/md/unix/xptcinvoke_asm_ppc_aix.s
+++ /dev/null
@@ -1,129 +0,0 @@
-#
-# -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
-#
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-.set r0,0; .set sp,1; .set RTOC,2; .set r3,3; .set r4,4
-.set r5,5; .set r6,6; .set r7,7; .set r8,8; .set r9,9
-.set r10,10; .set r11,11; .set r12,12; .set r13,13; .set r14,14
-.set r15,15; .set r16,16; .set r17,17; .set r18,18; .set r19,19
-.set r20,20; .set r21,21; .set r22,22; .set r23,23; .set r24,24
-.set r25,25; .set r26,26; .set r27,27; .set r28,28; .set r29,29
-.set r30,30; .set r31,31
-.set f0,0; .set f1,1; .set f2,2; .set f3,3; .set f4,4
-.set f5,5; .set f6,6; .set f7,7; .set f8,8; .set f9,9
-.set f10,10; .set f11,11; .set f12,12; .set f13,13; .set f14,14
-.set f15,15; .set f16,16; .set f17,17; .set f18,18; .set f19,19
-.set f20,20; .set f21,21; .set f22,22; .set f23,23; .set f24,24
-.set f25,25; .set f26,26; .set f27,27; .set f28,28; .set f29,29
-.set f30,30; .set f31,31
-.set BO_IF,12
-.set CR0_EQ,2
-
-
-
-        .rename H.10.NO_SYMBOL{PR},""
-        .rename H.18.NS_InvokeByIndex{TC},"NS_InvokeByIndex"
-
-
-# .text section
-
-        .csect  H.10.NO_SYMBOL{PR}
-        .globl  .NS_InvokeByIndex
-        .globl  NS_InvokeByIndex{DS}
-        .extern .invoke_copy_to_stack
-        .extern ._ptrgl{PR}
-
-
-#
-#   NS_InvokeByIndex(nsISupports* that, uint32_t methodIndex,
-#                   uint32_t paramCount, nsXPTCVariant* params)
-#
-
-.NS_InvokeByIndex:
-		mflr	r0
-		stw	r31,-4(sp)
-#
-# save off the incoming values in the caller's parameter area
-#		
-		stw	r3,24(sp)		# that
-		stw	r4,28(sp)		# methodIndex
-		stw	r5,32(sp)		# paramCount
-		stw	r6,36(sp)		# params
-		stw	r0,8(sp)
-		stwu	sp,-136(sp)		#  = 24 for linkage area,  8 * 13 for fprData area, 8 for saved registers
-
-# prepare args for 'invoke_copy_to_stack' call
-#		
-		lwz	r4,168(sp)		# paramCount
-		lwz	r5,172(sp)		# params
-		mr	r6,sp			# fprData
-		slwi	r3,r4,3			# number of bytes of stack required
-								# at most 8*paramCount
-		addi	r3,r3,28		# linkage area
-		mr	r31,sp			# save original stack top
-		subfc	sp,r3,sp		# bump the stack
-		addi	r3,sp,28		# parameter pointer excludes linkage area size + 'this'
-		
-		bl	.invoke_copy_to_stack
-		nop
-		
-		lfd	f1,0(r31)		# Restore floating point registers	
-		lfd	f2,8(r31)				
-		lfd	f3,16(r31)				
-		lfd	f4,24(r31)				
-		lfd	f5,32(r31)				
-		lfd	f6,40(r31)				
-		lfd	f7,48(r31)				
-		lfd	f8,56(r31)				
-		lfd	f9,64(r31)				
-		lfd	f10,72(r31)				
-		lfd	f11,80(r31)				
-		lfd	f12,88(r31)				
-		lfd	f13,96(r31)				
-		
-		lwz	r3,160(r31)		# that
-		lwz	r4,0(r3)		# get vTable from 'that'
-		lwz	r5,164(r31)		# methodIndex
-		slwi	r5,r5,3			# methodIndex * 8
-		addi	r5,r5,8			# step over junk at start of vTable !
-		lwzx	r11,r5,r4		# get function pointer
-
-		addi	r5,r5,4    	 	# We need to manually adjust the 'that' pointer, this is CFRONT based
-		lwzx	r5,r4,r5 		# offset = r4(vtable) + r5(methodIndex offset) - 4 
-		add	r3,r5,r3		# adjust 'that' r3 = r3 + r5
-		
-		lwz	r4,28(sp)
-		lwz	r5,32(sp)
-		lwz	r6,36(sp)
-		lwz	r7,40(sp)
-		lwz	r8,44(sp)
-		lwz	r9,48(sp)
-		lwz	r10,52(sp)
-
-		bl      ._ptrgl{PR}
-		nop		
-		
-		mr      sp,r31
-		lwz	r0,144(sp)
-		addi    sp,sp,136
-		mtlr    r0
-		lwz     r31,-4(sp)
-	        blr
-
-
-# .data section
-
-        .toc                            # 0x00000038
-T.18.NS_InvokeByIndex:
-        .tc     H.18.NS_InvokeByIndex{TC},NS_InvokeByIndex{DS}
-
-        .csect  NS_InvokeByIndex{DS}
-        .long   .NS_InvokeByIndex     # "\0\0\0\0"
-        .long   TOC{TC0}                # "\0\0\0008"
-        .long   0x00000000              # "\0\0\0\0"
-# End   csect   NS_InvokeByIndex{DS}
-
-# .bss section	
diff --git a/xpcom/reflect/xptcall/md/unix/xptcinvoke_asm_ppc_aix64.s b/xpcom/reflect/xptcall/md/unix/xptcinvoke_asm_ppc_aix64.s
deleted file mode 100644
index 722583de5..000000000
--- a/xpcom/reflect/xptcall/md/unix/xptcinvoke_asm_ppc_aix64.s
+++ /dev/null
@@ -1,128 +0,0 @@
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-.set r0,0; .set sp,1; .set RTOC,2; .set r3,3; .set r4,4
-.set r5,5; .set r6,6; .set r7,7; .set r8,8; .set r9,9
-.set r10,10; .set r11,11; .set r12,12; .set r13,13; .set r14,14
-.set r15,15; .set r16,16; .set r17,17; .set r18,18; .set r19,19
-.set r20,20; .set r21,21; .set r22,22; .set r23,23; .set r24,24
-.set r25,25; .set r26,26; .set r27,27; .set r28,28; .set r29,29
-.set r30,30; .set r31,31
-.set f0,0; .set f1,1; .set f2,2; .set f3,3; .set f4,4
-.set f5,5; .set f6,6; .set f7,7; .set f8,8; .set f9,9
-.set f10,10; .set f11,11; .set f12,12; .set f13,13; .set f14,14
-.set f15,15; .set f16,16; .set f17,17; .set f18,18; .set f19,19
-.set f20,20; .set f21,21; .set f22,22; .set f23,23; .set f24,24
-.set f25,25; .set f26,26; .set f27,27; .set f28,28; .set f29,29
-.set f30,30; .set f31,31
-.set BO_IF,12
-.set CR0_EQ,2
-
-        .rename H.10.NO_SYMBOL{PR},""
-        .rename H.18.NS_InvokeByIndex{TC},"NS_InvokeByIndex"
-
-
-# .text section
-
-        .csect  H.10.NO_SYMBOL{PR}
-        .globl  .NS_InvokeByIndex
-        .globl  NS_InvokeByIndex{DS}
-        .extern .invoke_copy_to_stack
-        .extern ._ptrgl{PR}
-
-#
-#   NS_InvokeByIndex(nsISupports* that, uint32_t methodIndex,
-#                      uint32_t paramCount, nsXPTCVariant* params)
-#
-
-.NS_InvokeByIndex:
-        mflr    r0
-        std     r31,-8(sp)
-#
-# save off the incoming values in the caller's parameter area
-#		
-        std     r3,48(sp)       # that
-        std     r4,56(sp)       # methodIndex
-        std     r5,64(sp)       # paramCount
-        std     r6,72(sp)       # params
-	std     r0,16(sp)
-	stdu    sp,-168(sp)     # 2*24=48 for linkage area, 
-                                # 8*13=104 for fprData area
-                                #      16 for saved registers
-
-# prepare args for 'invoke_copy_to_stack' call
-#		
-        ld      r4,232(sp)      # paramCount (168+8+56)
-        ld      r5,240(sp)      # params
-        mr      r6,sp           # fprData
-        sldi    r3,r4,3         # number of bytes of stack required
-                                # is at most numParams*8
-        addi    r3,r3,56        # linkage area (48) + this (8)
-        mr      r31,sp          # save original stack top
-        subfc   sp,r3,sp        # bump the stack
-        addi    r3,sp,56        # parameter pointer excludes linkage area
-                                # size + 'this'
-
-        bl      .invoke_copy_to_stack
-        nop
-
-        lfd     f1,0(r31)       # Restore floating point registers	
-	lfd     f2,8(r31)
-        lfd     f3,16(r31)
-        lfd     f4,24(r31)
-        lfd     f5,32(r31)
-        lfd     f6,40(r31)
-        lfd     f7,48(r31)
-        lfd     f8,56(r31)
-        lfd     f9,64(r31)
-        lfd     f10,72(r31)
-        lfd     f11,80(r31)
-        lfd     f12,88(r31)
-        lfd     f13,96(r31)
-		
-        ld      r3,216(r31)     # that (168+48)
-        ld      r4,0(r3)        # get vTable from 'that'
-        ld      r5,224(r31)     # methodIndex (168+56)
-        sldi    r5,r5,3         # methodIndex * 8
-                                # No junk at the start of 64bit vtable !!!
-        ldx     r11,r5,r4       # get function pointer (this jumps
-                                # either to the function if no adjustment
-                                # is needed (displacement = 0), or it 
-                                # jumps to the thunk code, which will jump
-                                # to the function at the end)
-        
-        # No adjustment of the that pointer in 64bit mode, this is done
-        # by the thunk code
-
-        ld      r4,56(sp)
-        ld      r5,64(sp)
-        ld      r6,72(sp)
-        ld      r7,80(sp)
-        ld      r8,88(sp)
-        ld      r9,96(sp)
-        ld      r10,104(sp)
-
-        bl      ._ptrgl{PR}
-        nop
-
-        mr      sp,r31
-        ld      r0,184(sp)      # 168+16
-        addi    sp,sp,168
-        mtlr    r0
-        ld      r31,-8(sp)
-        blr
-
-# .data section
-
-        .toc                            # 0x00000038
-T.18.NS_InvokeByIndex:
-        .tc     H.18.NS_InvokeByIndex{TC},NS_InvokeByIndex{DS}
-
-        .csect  NS_InvokeByIndex{DS}
-        .llong  .NS_InvokeByIndex     # "\0\0\0\0"
-        .llong  TOC{TC0}                # "\0\0\0008"
-        .llong  0x00000000              # "\0\0\0\0"
-# End   csect   NS_InvokeByIndex{DS}
-
-# .bss section
diff --git a/xpcom/reflect/xptcall/md/unix/xptcinvoke_asm_ppc_ibmobj_aix.s b/xpcom/reflect/xptcall/md/unix/xptcinvoke_asm_ppc_ibmobj_aix.s
deleted file mode 100644
index 414a6536f..000000000
--- a/xpcom/reflect/xptcall/md/unix/xptcinvoke_asm_ppc_ibmobj_aix.s
+++ /dev/null
@@ -1,124 +0,0 @@
-#
-# -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
-#
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-.set r0,0; .set sp,1; .set RTOC,2; .set r3,3; .set r4,4
-.set r5,5; .set r6,6; .set r7,7; .set r8,8; .set r9,9
-.set r10,10; .set r11,11; .set r12,12; .set r13,13; .set r14,14
-.set r15,15; .set r16,16; .set r17,17; .set r18,18; .set r19,19
-.set r20,20; .set r21,21; .set r22,22; .set r23,23; .set r24,24
-.set r25,25; .set r26,26; .set r27,27; .set r28,28; .set r29,29
-.set r30,30; .set r31,31
-.set f0,0; .set f1,1; .set f2,2; .set f3,3; .set f4,4
-.set f5,5; .set f6,6; .set f7,7; .set f8,8; .set f9,9
-.set f10,10; .set f11,11; .set f12,12; .set f13,13; .set f14,14
-.set f15,15; .set f16,16; .set f17,17; .set f18,18; .set f19,19
-.set f20,20; .set f21,21; .set f22,22; .set f23,23; .set f24,24
-.set f25,25; .set f26,26; .set f27,27; .set f28,28; .set f29,29
-.set f30,30; .set f31,31
-.set BO_IF,12
-.set CR0_EQ,2
-
-
-
-        .rename H.10.NO_SYMBOL{PR},""
-        .rename H.18.NS_InvokeByIndex{TC},"NS_InvokeByIndex"
-
-
-# .text section
-
-        .csect  H.10.NO_SYMBOL{PR}
-        .globl  .NS_InvokeByIndex
-        .globl  NS_InvokeByIndex{DS}
-        .extern .invoke_copy_to_stack
-        .extern ._ptrgl{PR}
-
-
-#
-#   NS_InvokeByIndex(nsISupports* that, uint32_t methodIndex,
-#                   uint32_t paramCount, nsXPTCVariant* params)
-#
-
-.NS_InvokeByIndex:
-		mflr	r0
-		stw	r31,-4(sp)
-#
-# save off the incoming values in the caller's parameter area
-#		
-		stw	r3,24(sp)		# that
-		stw	r4,28(sp)		# methodIndex
-		stw	r5,32(sp)		# paramCount
-		stw	r6,36(sp)		# params
-		stw	r0,8(sp)
-		stwu	sp,-136(sp)		#  = 24 for linkage area,  8 * 13 for fprData area, 8 for saved registers
-
-# prepare args for 'invoke_copy_to_stack' call
-#		
-		lwz	r4,168(sp)		# paramCount
-		lwz	r5,172(sp)		# params
-		mr	r6,sp			# fprData
-		slwi	r3,r4,3			# number of bytes of stack required
-								# at most 8*paramCount
-		addi	r3,r3,28		# linkage area
-		mr	r31,sp			# save original stack top
-		subfc	sp,r3,sp		# bump the stack
-		addi	r3,sp,28		# parameter pointer excludes linkage area size + 'this'
-		
-		bl	.invoke_copy_to_stack
-		nop
-		
-		lfd	f1,0(r31)		# Restore floating point registers	
-		lfd	f2,8(r31)				
-		lfd	f3,16(r31)				
-		lfd	f4,24(r31)				
-		lfd	f5,32(r31)				
-		lfd	f6,40(r31)				
-		lfd	f7,48(r31)				
-		lfd	f8,56(r31)				
-		lfd	f9,64(r31)				
-		lfd	f10,72(r31)				
-		lfd	f11,80(r31)				
-		lfd	f12,88(r31)				
-		lfd	f13,96(r31)				
-		
-		lwz	r3,160(r31)		# that
-		lwz	r4,0(r3)		# get vTable from 'that'
-		lwz	r5,164(r31)		# methodIndex
-		slwi	r5,r5,2			# methodIndex * 4
-		lwzx	r11,r5,r4		# get function pointer
-
-		lwz	r4,28(sp)
-		lwz	r5,32(sp)
-		lwz	r6,36(sp)
-		lwz	r7,40(sp)
-		lwz	r8,44(sp)
-		lwz	r9,48(sp)
-		lwz	r10,52(sp)
-
-		bl      ._ptrgl{PR}
-		nop		
-		
-		mr      sp,r31
-		lwz	r0,144(sp)
-		addi    sp,sp,136
-		mtlr    r0
-		lwz     r31,-4(sp)
-	        blr
-
-
-# .data section
-
-        .toc                            # 0x00000038
-T.18.NS_InvokeByIndex:
-        .tc     H.18.NS_InvokeByIndex{TC},NS_InvokeByIndex{DS}
-
-        .csect  NS_InvokeByIndex{DS}
-        .long   .NS_InvokeByIndex     # "\0\0\0\0"
-        .long   TOC{TC0}                # "\0\0\0008"
-        .long   0x00000000              # "\0\0\0\0"
-# End   csect   NS_InvokeByIndex{DS}
-
-# .bss section	
diff --git a/xpcom/reflect/xptcall/md/unix/xptcinvoke_ppc_aix.cpp b/xpcom/reflect/xptcall/md/unix/xptcinvoke_ppc_aix.cpp
deleted file mode 100644
index ba2a5dab0..000000000
--- a/xpcom/reflect/xptcall/md/unix/xptcinvoke_ppc_aix.cpp
+++ /dev/null
@@ -1,74 +0,0 @@
-/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-/* Platform specific code to invoke XPCOM methods on native objects */
-
-#include "xptcprivate.h"
-
-#ifndef AIX
-#error "This code is for PowerPC only"
-#endif
-
-extern "C" void
-invoke_copy_to_stack(uint32_t* d, uint32_t paramCount, nsXPTCVariant* s, double *fprData)
-{
-/*
-    We need to copy the parameters for this function to locals and use them
-    from there since the parameters occupy the same stack space as the stack
-    we're trying to populate.
-*/
-    uint32_t *l_d = d;
-    nsXPTCVariant *l_s = s;
-    uint32_t l_paramCount = paramCount, fpCount = 0;
-    double *l_fprData = fprData;
-
-    typedef struct {
-        uint32_t hi;
-        uint32_t lo;
-    } DU;               // have to move 64 bit entities as 32 bit halves since
-                        // stack slots are not guaranteed 16 byte aligned
-
-    for(uint32_t i = 0; i < l_paramCount; i++, l_d++, l_s++)
-    {
-        if(l_s->IsPtrData())
-        {
-            *((void**)l_d) = l_s->ptr;
-            continue;
-        }
-        switch(l_s->type)
-        {
-        case nsXPTType::T_I8     : *((int32_t*)  l_d) = l_s->val.i8;          break;
-        case nsXPTType::T_I16    : *((int32_t*)  l_d) = l_s->val.i16;         break;
-        case nsXPTType::T_I32    : *((int32_t*)  l_d) = l_s->val.i32;         break;
-        case nsXPTType::T_I64    : 
-        case nsXPTType::T_U64    :
-            *((uint32_t*) l_d++) = ((DU *)l_s)->hi;
-            *((uint32_t*) l_d) = ((DU *)l_s)->lo;
-            break;
-        case nsXPTType::T_DOUBLE :
-            *((uint32_t*) l_d++) = ((DU *)l_s)->hi;
-            *((uint32_t*) l_d) = ((DU *)l_s)->lo;
-            if(fpCount < 13)
-                l_fprData[fpCount++] = l_s->val.d;
-            break;
-        case nsXPTType::T_U8     : *((uint32_t*) l_d) = l_s->val.u8;          break;
-        case nsXPTType::T_U16    : *((uint32_t*) l_d) = l_s->val.u16;         break;
-        case nsXPTType::T_U32    : *((uint32_t*) l_d) = l_s->val.u32;         break;
-        case nsXPTType::T_FLOAT  :
-            *((float*)  l_d) = l_s->val.f;
-            if(fpCount < 13)
-                l_fprData[fpCount++] = l_s->val.f;
-            break;
-        case nsXPTType::T_BOOL   : *((uint32_t*) l_d) = l_s->val.b;           break;
-        case nsXPTType::T_CHAR   : *((uint32_t*) l_d) = l_s->val.c;           break;
-        case nsXPTType::T_WCHAR  : *((int32_t*)  l_d) = l_s->val.wc;          break;
-        default:
-            // all the others are plain pointer types
-            *((void**)l_d) = l_s->val.p;
-            break;
-        }
-    }
-}
-
diff --git a/xpcom/reflect/xptcall/md/unix/xptcinvoke_ppc_aix64.cpp b/xpcom/reflect/xptcall/md/unix/xptcinvoke_ppc_aix64.cpp
deleted file mode 100644
index 616c2f687..000000000
--- a/xpcom/reflect/xptcall/md/unix/xptcinvoke_ppc_aix64.cpp
+++ /dev/null
@@ -1,63 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-/* Platform specific code to invoke XPCOM methods on native objects */
-
-#include "xptcprivate.h"
-
-#ifdef _AIX
-
-extern "C" void
-invoke_copy_to_stack(uint64_t* d, uint32_t paramCount, nsXPTCVariant* s, double *fprData)
-{
-/*
-    We need to copy the parameters for this function to locals and use them
-    from there since the parameters occupy the same stack space as the stack
-    we're trying to populate.
-*/
-    uint64_t *l_d = d;
-    nsXPTCVariant *l_s = s;
-    uint32_t l_paramCount = paramCount, fpCount = 0;
-    double *l_fprData = fprData;
-
-    for(uint32_t i = 0; i < l_paramCount; i++, l_d++, l_s++)
-    {
-        if(l_s->IsPtrData())
-        {
-            *l_d = (uint64_t)l_s->ptr;
-            continue;
-        }
-        switch(l_s->type)
-        {
-        case nsXPTType::T_I8:    *l_d = (uint64_t)l_s->val.i8;   break;
-        case nsXPTType::T_I16:   *l_d = (uint64_t)l_s->val.i16;  break;
-        case nsXPTType::T_I32:   *l_d = (uint64_t)l_s->val.i32;  break;
-        case nsXPTType::T_I64:   *l_d = (uint64_t)l_s->val.i64;  break;
-        case nsXPTType::T_U8:    *l_d = (uint64_t)l_s->val.u8;   break;
-        case nsXPTType::T_U16:   *l_d = (uint64_t)l_s->val.u16;  break;
-        case nsXPTType::T_U32:   *l_d = (uint64_t)l_s->val.u32;  break;
-        case nsXPTType::T_U64:   *l_d = (uint64_t)l_s->val.u64;  break;
-        case nsXPTType::T_BOOL:  *l_d = (uint64_t)l_s->val.b;    break;
-        case nsXPTType::T_CHAR:  *l_d = (uint64_t)l_s->val.c;    break;
-        case nsXPTType::T_WCHAR: *l_d = (uint64_t)l_s->val.wc;   break;
-
-        case nsXPTType::T_DOUBLE:
-            *((double*)l_d) = l_s->val.d;
-            if(fpCount < 13)
-                l_fprData[fpCount++] = l_s->val.d;
-            break;
-        case nsXPTType::T_FLOAT:
-            *((float*)l_d) = l_s->val.f;
-            if(fpCount < 13)
-                l_fprData[fpCount++] = l_s->val.f;
-            break;
-        default:
-            // all the others are plain pointer types
-            *l_d = (uint64_t)l_s->val.p;
-            break;
-        }
-    }
-}
-#endif
-
diff --git a/xpcom/reflect/xptcall/md/unix/xptcstubs_asm_ppc_aix.s.m4 b/xpcom/reflect/xptcall/md/unix/xptcstubs_asm_ppc_aix.s.m4
deleted file mode 100644
index 6dabf334d..000000000
--- a/xpcom/reflect/xptcall/md/unix/xptcstubs_asm_ppc_aix.s.m4
+++ /dev/null
@@ -1,119 +0,0 @@
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-.set r0,0; .set sp,1; .set RTOC,2; .set r3,3; .set r4,4
-.set r5,5; .set r6,6; .set r7,7; .set r8,8; .set r9,9
-.set r10,10; .set r11,11; .set r12,12; .set r13,13; .set r14,14
-.set r15,15; .set r16,16; .set r17,17; .set r18,18; .set r19,19
-.set r20,20; .set r21,21; .set r22,22; .set r23,23; .set r24,24
-.set r25,25; .set r26,26; .set r27,27; .set r28,28; .set r29,29
-.set r30,30; .set r31,31
-.set f0,0; .set f1,1; .set f2,2; .set f3,3; .set f4,4
-.set f5,5; .set f6,6; .set f7,7; .set f8,8; .set f9,9
-.set f10,10; .set f11,11; .set f12,12; .set f13,13; .set f14,14
-.set f15,15; .set f16,16; .set f17,17; .set f18,18; .set f19,19
-.set f20,20; .set f21,21; .set f22,22; .set f23,23; .set f24,24
-.set f25,25; .set f26,26; .set f27,27; .set f28,28; .set f29,29
-.set f30,30; .set f31,31
-
-# Define the correct name of the stub function based on the object model
-
-define(STUB_NAME, 
-       ifelse(AIX_OBJMODEL, ibm,
-              `Stub'$1`__EI14nsXPTCStubBaseFv',
-              `Stub'$1`__14nsXPTCStubBaseFv'))
-
-define(STUB_ENTRY, `
-    .rename H.10.NO_SYMBOL{PR},""
-    .rename H.18.'STUB_NAME($1)`{TC},"'STUB_NAME($1)`"
-    .csect  H.10.NO_SYMBOL{PR}
-    .globl  .'STUB_NAME($1)`
-    .globl  'STUB_NAME($1)`{DS}
-
-.'STUB_NAME($1)`:
-    li      r12, '$1`
-    b       .SharedStub
-    nop
-        
-
-    .toc
-T.18.'STUB_NAME($1)`:
-    .tc     H.18.'STUB_NAME($1)`{TC},'STUB_NAME($1)`{DS}
-    .csect  'STUB_NAME($1)`{DS}
-    .long   .'STUB_NAME($1)`
-    .long   TOC{TC0}
-    .long   0x00000000
-')
-
-define(SENTINEL_ENTRY, `')
-
-include(xptcstubsdef.inc)
-
-    .rename H.10.NO_SYMBOL{PR},""
-    .rename H.18.SharedStub{TC},"SharedStub"
-
-# .text section
-    .csect  H.10.NO_SYMBOL{PR}
-    .globl  .SharedStub
-    .globl  SharedStub{DS}
-    .extern .PrepareAndDispatch
-
-.SharedStub:
-    mflr    r0
-    stw     r0,8(sp)
-
-    stwu    sp,-176(sp)     # room for linkage (24), fprData (104), gprData(28)
-                            # outgoing params to PrepareAndDispatch (20)
-
-    stw     r4,44(sp)       # link area (24) + PrepareAndDispatch params (20)
-    stw     r5,48(sp)
-    stw     r6,52(sp)
-    stw     r7,56(sp)
-    stw     r8,60(sp)
-    stw     r9,64(sp)
-    stw     r10,68(sp)
-    stfd    f1,72(sp)
-    stfd    f2,80(sp)
-    stfd    f3,88(sp)
-    stfd    f4,96(sp)
-    stfd    f5,104(sp)
-    stfd    f6,112(sp)
-    stfd    f7,120(sp)
-    stfd    f8,128(sp)
-    stfd    f9,136(sp)
-    stfd    f10,144(sp)
-    stfd    f11,152(sp)
-    stfd    f12,156(sp)
-    stfd    f13,164(sp)
-
-    addi    r6,sp,44        # gprData
-
-    addi    r7,sp,72        # fprData
-                            # r3 has the 'self' pointer already
-    mr      r4,r12          # methodIndex selector (it is now LATER)
-    addi    r5,sp,232       # pointer to callers args area, beyond r3-r10
-                            # mapped range
-
-    bl      .PrepareAndDispatch
-    nop
-
-    
-    lwz     r0,184(sp)
-    addi    sp,sp,176
-    mtlr    r0
-    blr
-
-# .data section
-
-    .toc                            # 0x00000038
-T.18.SharedStub:
-    .tc     H.18.SharedStub{TC},SharedStub{DS}
-
-    .csect  SharedStub{DS}
-    .long   .SharedStub             # "\0\0\0\0"
-    .long   TOC{TC0}                # "\0\0\0008"
-    .long   0x00000000              # "\0\0\0\0"
-# End   csect   SharedStub{DS}
-
-# .bss section
diff --git a/xpcom/reflect/xptcall/md/unix/xptcstubs_asm_ppc_aix64.s.m4 b/xpcom/reflect/xptcall/md/unix/xptcstubs_asm_ppc_aix64.s.m4
deleted file mode 100644
index 24d713cc9..000000000
--- a/xpcom/reflect/xptcall/md/unix/xptcstubs_asm_ppc_aix64.s.m4
+++ /dev/null
@@ -1,97 +0,0 @@
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-.set r0,0; .set sp,1; .set RTOC,2; .set r3,3; .set r4,4
-.set r5,5; .set r6,6; .set r7,7; .set r8,8; .set r9,9
-.set r10,10; .set r11,11; .set r12,12; .set r13,13; .set r14,14
-.set r15,15; .set r16,16; .set r17,17; .set r18,18; .set r19,19
-.set r20,20; .set r21,21; .set r22,22; .set r23,23; .set r24,24
-.set r25,25; .set r26,26; .set r27,27; .set r28,28; .set r29,29
-.set r30,30; .set r31,31
-.set f0,0; .set f1,1; .set f2,2; .set f3,3; .set f4,4
-.set f5,5; .set f6,6; .set f7,7; .set f8,8; .set f9,9
-.set f10,10; .set f11,11; .set f12,12; .set f13,13; .set f14,14
-.set f15,15; .set f16,16; .set f17,17; .set f18,18; .set f19,19
-.set f20,20; .set f21,21; .set f22,22; .set f23,23; .set f24,24
-.set f25,25; .set f26,26; .set f27,27; .set f28,28; .set f29,29
-.set f30,30; .set f31,31
-# Define the correct name of the stub function based on the object model
-define(STUB_NAME, 
-       ifelse(AIX_OBJMODEL, ibm,
-              `Stub'$1`__EI14nsXPTCStubBaseFv',
-              `Stub'$1`__14nsXPTCStubBaseFv'))
-define(STUB_ENTRY, `
-    .rename H.10.NO_SYMBOL{PR},""
-    .rename H.18.'STUB_NAME($1)`{TC},"'STUB_NAME($1)`"
-    .csect  H.10.NO_SYMBOL{PR}
-    .globl  .'STUB_NAME($1)`
-    .globl  'STUB_NAME($1)`{DS}
-.'STUB_NAME($1)`:
-    li      r12, '$1`
-    b       .SharedStub
-    nop
-    .toc
-T.18.'STUB_NAME($1)`:
-    .tc     H.18.'STUB_NAME($1)`{TC},'STUB_NAME($1)`{DS}
-    .csect  'STUB_NAME($1)`{DS}
-    .llong   .'STUB_NAME($1)`
-    .llong   TOC{TC0}
-    .llong   0x00000000
-')
-define(SENTINEL_ENTRY, `')
-include(xptcstubsdef.inc)
-    .rename H.10.NO_SYMBOL{PR},""
-    .rename H.18.SharedStub{TC},"SharedStub"
-# .text section
-    .csect  H.10.NO_SYMBOL{PR}
-    .globl  .SharedStub
-    .globl  SharedStub{DS}
-    .extern .PrepareAndDispatch
-.SharedStub:
-    mflr    r0
-    std     r0,16(sp)
-    stdu    sp,-248(sp)     # room for linkage (24*2), fprData (104), gprData(28*2)
-                            # outgoing params to PrepareAndDispatch (40)
-    std     r4,88(sp)       # link area (48) + PrepareAndDispatch params (20)
-    std     r5,96(sp)
-    std     r6,104(sp)
-    std     r7,112(sp)
-    std     r8,120(sp)
-    std     r9,128(sp)
-    std     r10,136(sp)
-    stfd    f1,144(sp)
-    stfd    f2,152(sp)
-    stfd    f3,160(sp)
-    stfd    f4,168(sp)
-    stfd    f5,176(sp)
-    stfd    f6,184(sp)
-    stfd    f7,192(sp)
-    stfd    f8,200(sp)
-    stfd    f9,208(sp)
-    stfd    f10,216(sp)
-    stfd    f11,224(sp)
-    stfd    f12,232(sp)
-    stfd    f13,240(sp)
-    addi    r6,sp,88        # gprData
-    addi    r7,sp,144       # fprData
-                            # r3 has the 'self' pointer already
-    mr      r4,r12          # methodIndex selector (it is now LATER)
-    addi    r5,sp,360       # pointer to callers args area, beyond r3-r10
-                            # mapped range
-    bl      .PrepareAndDispatch
-    nop
-    ld      r0,264(sp)
-    addi    sp,sp,248
-    mtlr    r0
-    blr
-# .data section
-    .toc                            # 0x00000038
-T.18.SharedStub:
-    .tc     H.18.SharedStub{TC},SharedStub{DS}
-    .csect  SharedStub{DS}
-    .llong   .SharedStub             # "\0\0\0\0"
-    .llong   TOC{TC0}                # "\0\0\0008"
-    .llong   0x00000000              # "\0\0\0\0"
-# End   csect   SharedStub{DS}
-# .bss section
diff --git a/xpcom/reflect/xptcall/md/unix/xptcstubs_ppc_aix.cpp b/xpcom/reflect/xptcall/md/unix/xptcstubs_ppc_aix.cpp
deleted file mode 100644
index 0463c21c5..000000000
--- a/xpcom/reflect/xptcall/md/unix/xptcstubs_ppc_aix.cpp
+++ /dev/null
@@ -1,185 +0,0 @@
-/* -*- Mode: C; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-/* Implement shared vtbl methods. */
-
-#include "xptcprivate.h"
-#include "xptiprivate.h"
-
-#if defined(AIX)
-
-/*
-        For PPC (AIX & MAC), the first 8 integral and the first 13 f.p. parameters 
-        arrive in a separate chunk of data that has been loaded from the registers. 
-        The args pointer has been set to the start of the parameters BEYOND the ones
-        arriving in registers
-*/
-extern "C" nsresult ATTRIBUTE_USED
-PrepareAndDispatch(nsXPTCStubBase* self, uint32_t methodIndex, uint32_t* args, uint32_t *gprData, double *fprData)
-{
-    typedef struct {
-        uint32_t hi;
-        uint32_t lo;      // have to move 64 bit entities as 32 bit halves since
-    } DU;               // stack slots are not guaranteed 16 byte aligned
-
-#define PARAM_BUFFER_COUNT     16
-#define PARAM_GPR_COUNT         7  
-
-    nsXPTCMiniVariant paramBuffer[PARAM_BUFFER_COUNT];
-    nsXPTCMiniVariant* dispatchParams = nullptr;
-    const nsXPTMethodInfo* info = nullptr;
-    uint8_t paramCount;
-    uint8_t i;
-    nsresult result = NS_ERROR_FAILURE;
-
-    NS_ASSERTION(self,"no self");
-
-    self->mEntry->GetMethodInfo(uint16_t(methodIndex), &info);
-    NS_ASSERTION(info,"no method info");
-
-    paramCount = info->GetParamCount();
-
-    // setup variant array pointer
-    if(paramCount > PARAM_BUFFER_COUNT)
-        dispatchParams = new nsXPTCMiniVariant[paramCount];
-    else
-        dispatchParams = paramBuffer;
-    NS_ASSERTION(dispatchParams,"no place for params");
-
-    uint32_t* ap = args;
-    uint32_t iCount = 0;
-    uint32_t fpCount = 0;
-    for(i = 0; i < paramCount; i++)
-    {
-        const nsXPTParamInfo& param = info->GetParam(i);
-        const nsXPTType& type = param.GetType();
-        nsXPTCMiniVariant* dp = &dispatchParams[i];
-
-        if(param.IsOut() || !type.IsArithmetic())
-        {
-            if (iCount < PARAM_GPR_COUNT)
-                dp->val.p = (void*) gprData[iCount++];
-            else
-                dp->val.p = (void*) *ap++;
-            continue;
-        }
-        // else
-        switch(type)
-        {
-        case nsXPTType::T_I8      :  if (iCount < PARAM_GPR_COUNT)
-                                         dp->val.i8  = (int8_t) gprData[iCount++];
-                                     else
-                                         dp->val.i8  = (int8_t)  *ap++;
-                                     break;
-        case nsXPTType::T_I16     :  if (iCount < PARAM_GPR_COUNT)
-                                         dp->val.i16  = (int16_t) gprData[iCount++];
-                                     else
-                                         dp->val.i16  = (int16_t)  *ap++;
-                                     break;
-        case nsXPTType::T_I32     :  if (iCount < PARAM_GPR_COUNT)
-                                         dp->val.i32  = (int32_t) gprData[iCount++];
-                                     else
-                                         dp->val.i32  = (int32_t)  *ap++;
-                                     break;
-        case nsXPTType::T_I64     :  if (iCount < PARAM_GPR_COUNT)
-                                         ((DU *)dp)->hi  = (int32_t) gprData[iCount++];
-                                     else
-                                         ((DU *)dp)->hi  = (int32_t)  *ap++;
-                                     if (iCount < PARAM_GPR_COUNT)
-                                         ((DU *)dp)->lo  = (uint32_t) gprData[iCount++];
-                                     else
-                                         ((DU *)dp)->lo  = (uint32_t)  *ap++;
-                                     break;
-        case nsXPTType::T_U8      :  if (iCount < PARAM_GPR_COUNT)
-                                         dp->val.u8  = (uint8_t) gprData[iCount++];
-                                     else
-                                         dp->val.u8  = (uint8_t)  *ap++;
-                                     break;
-        case nsXPTType::T_U16     :  if (iCount < PARAM_GPR_COUNT)
-                                         dp->val.u16  = (uint16_t) gprData[iCount++];
-                                     else
-                                         dp->val.u16  = (uint16_t)  *ap++;
-                                     break;
-        case nsXPTType::T_U32     :  if (iCount < PARAM_GPR_COUNT)
-                                         dp->val.u32  = (uint32_t) gprData[iCount++];
-                                     else
-                                         dp->val.u32  = (uint32_t)  *ap++;
-                                     break;
-        case nsXPTType::T_U64     :  if (iCount < PARAM_GPR_COUNT)
-                                         ((DU *)dp)->hi  = (uint32_t) gprData[iCount++];
-                                     else
-                                         ((DU *)dp)->hi  = (uint32_t)  *ap++;
-                                     if (iCount < PARAM_GPR_COUNT)
-                                         ((DU *)dp)->lo  = (uint32_t) gprData[iCount++];
-                                     else
-                                         ((DU *)dp)->lo  = (uint32_t)  *ap++;
-                                     break;
-        case nsXPTType::T_FLOAT   :  if (fpCount < 13) {
-                                         dp->val.f  = (float) fprData[fpCount++];
-                                         if (iCount < PARAM_GPR_COUNT)
-                                             ++iCount;
-                                         else
-                                             ++ap;
-                                     }
-                                     else
-                                         dp->val.f   = *((float*)   ap++);
-                                     break;
-        case nsXPTType::T_DOUBLE  :  if (fpCount < 13) {
-                                         dp->val.d  = (double) fprData[fpCount++];
-                                         if (iCount < PARAM_GPR_COUNT)
-                                             ++iCount;
-                                         else
-                                             ++ap;
-                                         if (iCount < PARAM_GPR_COUNT)
-                                             ++iCount;
-                                         else
-                                             ++ap;
-                                     }
-                                     else {
-                                         dp->val.f   = *((double*)   ap);
-                                         ap += 2;
-                                     }
-                                     break;
-        case nsXPTType::T_BOOL    :  if (iCount < PARAM_GPR_COUNT)
-                                         dp->val.b  = (bool) gprData[iCount++];
-                                     else
-                                         dp->val.b  = (bool)  *ap++;
-                                     break;
-        case nsXPTType::T_CHAR    :  if (iCount < PARAM_GPR_COUNT)
-                                         dp->val.c  = (char) gprData[iCount++];
-                                     else
-                                         dp->val.c  = (char)  *ap++;
-                                     break;
-        case nsXPTType::T_WCHAR   :  if (iCount < PARAM_GPR_COUNT)
-                                         dp->val.wc  = (wchar_t) gprData[iCount++];
-                                     else
-                                         dp->val.wc  = (wchar_t)  *ap++;
-                                     break;
-        default:
-            NS_ERROR("bad type");
-            break;
-        }
-    }
-
-    result = self->mOuter->CallMethod((uint16_t)methodIndex,info,dispatchParams);
-
-    if(dispatchParams != paramBuffer)
-        delete [] dispatchParams;
-
-    return result;
-}
-
-#define STUB_ENTRY(n)
-
-#define SENTINEL_ENTRY(n) \
-nsresult nsXPTCStubBase::Sentinel##n() \
-{ \
-    NS_ERROR("nsXPTCStubBase::Sentinel called"); \
-    return NS_ERROR_NOT_IMPLEMENTED; \
-}
-
-#include "xptcstubsdef.inc"
-
-#endif /* AIX */
diff --git a/xpcom/reflect/xptcall/md/unix/xptcstubs_ppc_aix64.cpp b/xpcom/reflect/xptcall/md/unix/xptcstubs_ppc_aix64.cpp
deleted file mode 100644
index 08eb557ab..000000000
--- a/xpcom/reflect/xptcall/md/unix/xptcstubs_ppc_aix64.cpp
+++ /dev/null
@@ -1,172 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-/* Implement shared vtbl methods. */
-
-#include "xptcprivate.h"
-#include "xptiprivate.h"
-
-#if defined(AIX)
-
-/*
-        For PPC (AIX & MAC), the first 8 integral and the first 13 f.p. parameters 
-        arrive in a separate chunk of data that has been loaded from the registers. 
-        The args pointer has been set to the start of the parameters BEYOND the ones
-        arriving in registers
-*/
-extern "C" nsresult ATTRIBUTE_USED
-PrepareAndDispatch(nsXPTCStubBase* self, uint64_t methodIndex, uint64_t* args, uint64_t *gprData, double *fprData)
-{
-
-#define PARAM_BUFFER_COUNT     16
-#define PARAM_GPR_COUNT         7  
-
-    nsXPTCMiniVariant paramBuffer[PARAM_BUFFER_COUNT];
-    nsXPTCMiniVariant* dispatchParams = nullptr;
-    const nsXPTMethodInfo* info = nullptr;
-    uint8_t paramCount;
-    uint8_t i;
-    nsresult result = NS_ERROR_FAILURE;
-
-    NS_ASSERTION(self,"no self");
-
-    self->mEntry->GetMethodInfo(uint16_t(methodIndex), &info);
-    NS_ASSERTION(info,"no method info");
-
-    paramCount = info->GetParamCount();
-
-    // setup variant array pointer
-    if(paramCount > PARAM_BUFFER_COUNT)
-        dispatchParams = new nsXPTCMiniVariant[paramCount];
-    else
-        dispatchParams = paramBuffer;
-    NS_ASSERTION(dispatchParams,"no place for params");
-
-    uint64_t* ap = args;
-    uint32_t iCount = 0;
-    uint32_t fpCount = 0;
-    for(i = 0; i < paramCount; i++)
-    {
-        const nsXPTParamInfo& param = info->GetParam(i);
-        const nsXPTType& type = param.GetType();
-        nsXPTCMiniVariant* dp = &dispatchParams[i];
-
-        if(param.IsOut() || !type.IsArithmetic())
-        {
-            if (iCount < PARAM_GPR_COUNT)
-                dp->val.p = (void*) gprData[iCount++];
-            else
-                dp->val.p = (void*) *ap++;
-            continue;
-        }
-        // else
-        switch(type)
-        {
-        case nsXPTType::T_I8      :  if (iCount < PARAM_GPR_COUNT)
-                                         dp->val.i8  = (int8_t) gprData[iCount++];
-                                     else
-                                         dp->val.i8  = (int8_t)  *ap++;
-                                     break;
-        case nsXPTType::T_I16     :  if (iCount < PARAM_GPR_COUNT)
-                                         dp->val.i16  = (int16_t) gprData[iCount++];
-                                     else
-                                         dp->val.i16  = (int16_t)  *ap++;
-                                     break;
-        case nsXPTType::T_I32     :  if (iCount < PARAM_GPR_COUNT)
-                                         dp->val.i32  = (int32_t) gprData[iCount++];
-                                     else
-                                         dp->val.i32  = (int32_t)  *ap++;
-                                     break;
-        case nsXPTType::T_I64     :  if (iCount < PARAM_GPR_COUNT)
-                                         dp->val.i64  = (int64_t) gprData[iCount++];
-                                     else
-                                         dp->val.i64  = (int64_t) *ap++;
-                                     break;
-        case nsXPTType::T_U8      :  if (iCount < PARAM_GPR_COUNT)
-                                         dp->val.u8  = (uint8_t) gprData[iCount++];
-                                     else
-                                         dp->val.u8  = (uint8_t)  *ap++;
-                                     break;
-        case nsXPTType::T_U16     :  if (iCount < PARAM_GPR_COUNT)
-                                         dp->val.u16  = (uint16_t) gprData[iCount++];
-                                     else
-                                         dp->val.u16  = (uint16_t)  *ap++;
-                                     break;
-        case nsXPTType::T_U32     :  if (iCount < PARAM_GPR_COUNT)
-                                         dp->val.u32  = (uint32_t) gprData[iCount++];
-                                     else
-                                         dp->val.u32  = (uint32_t)  *ap++;
-                                     break;
-        case nsXPTType::T_U64     :  if (iCount < PARAM_GPR_COUNT)
-                                         dp->val.u64  = (uint64_t) gprData[iCount++];
-                                     else
-                                         dp->val.u64  = (uint64_t)  *ap++;
-                                     break;
-        case nsXPTType::T_FLOAT   :  if (fpCount < 13) {
-                                         dp->val.f  = (float) fprData[fpCount++];
-                                         if (iCount < PARAM_GPR_COUNT)
-                                             ++iCount;
-                                         else
-                                             ++ap;
-                                     }
-                                     else
-                                         dp->val.f   = *((float*)   ap++);
-                                     break;
-        case nsXPTType::T_DOUBLE  :  if (fpCount < 13) {
-                                         dp->val.d  = (double) fprData[fpCount++];
-                                         if (iCount < PARAM_GPR_COUNT)
-                                             ++iCount;
-                                         else
-                                             ++ap;
-                                         if (iCount < PARAM_GPR_COUNT)
-                                             ++iCount;
-                                         else
-                                             ++ap;
-                                     }
-                                     else {
-                                         dp->val.f   = *((double*)   ap);
-                                         ap += 2;
-                                     }
-                                     break;
-        case nsXPTType::T_BOOL    :  if (iCount < PARAM_GPR_COUNT)
-                                         dp->val.b  = (bool) gprData[iCount++];
-                                     else
-                                         dp->val.b  = (bool)  *ap++;
-                                     break;
-        case nsXPTType::T_CHAR    :  if (iCount < PARAM_GPR_COUNT)
-                                         dp->val.c  = (char) gprData[iCount++];
-                                     else
-                                         dp->val.c  = (char)  *ap++;
-                                     break;
-        case nsXPTType::T_WCHAR   :  if (iCount < PARAM_GPR_COUNT)
-                                         dp->val.wc  = (wchar_t) gprData[iCount++];
-                                     else
-                                         dp->val.wc  = (wchar_t)  *ap++;
-                                     break;
-        default:
-            NS_ERROR("bad type");
-            break;
-        }
-    }
-
-    result = self->mOuter->CallMethod((uint16_t)methodIndex,info,dispatchParams);
-
-    if(dispatchParams != paramBuffer)
-        delete [] dispatchParams;
-
-    return result;
-}
-
-#define STUB_ENTRY(n)
-
-#define SENTINEL_ENTRY(n) \
-nsresult nsXPTCStubBase::Sentinel##n() \
-{ \
-    NS_ERROR("nsXPTCStubBase::Sentinel called"); \
-    return NS_ERROR_NOT_IMPLEMENTED; \
-}
-
-#include "xptcstubsdef.inc"
-
-#endif /* AIX */
diff --git a/xpcom/reflect/xptcall/status.html b/xpcom/reflect/xptcall/status.html
index 4e18bba35..deb4da92e 100644
--- a/xpcom/reflect/xptcall/status.html
+++ b/xpcom/reflect/xptcall/status.html
@@ -241,17 +241,6 @@ a port.
 
 <TR>
 <TD bgcolor="green"><font color="white"><b>Done</b></font></TD>
-<TD>AIX PPC</TD>
-<TD><img alt="Contributed code!" title="Contributed code!" src="http://tinderbox.mozilla.org/star.gif">
-<a href="mailto:jdunn@netscape.com">Jim Dunn &lt;jdunn@netscape.com&gt;</a></TD>
-<TD>Philip K. Warren writes: <BR>
-
-We have gone through several releases of AIX without any problems.
-</TD>
-</TR>
-
-<TR>
-<TD bgcolor="green"><font color="white"><b>Done</b></font></TD>
 <TD>Irix</TD>
 <TD><img alt="Contributed code!" title="Contributed code!" src="http://tinderbox.mozilla.org/star.gif">
 <a href="mailto:jasonh@m7.engr.sgi.com">Jason Heirtzler &lt;jasonh@m7.engr.sgi.com&gt;</a><BR>
diff --git a/xpcom/threads/nsThread.cpp b/xpcom/threads/nsThread.cpp
index 7c1af08f4..19464f2f0 100644
--- a/xpcom/threads/nsThread.cpp
+++ b/xpcom/threads/nsThread.cpp
@@ -203,11 +203,9 @@ public:
     }
   }
 
-  // This method needs to be public to support older compilers (xlC_r on AIX).
-  // It should be called directly as this class type is reference counted.
+private:
   virtual ~nsThreadStartupEvent() {}
 
-private:
   NS_IMETHOD Run() override
   {
     ReentrantMonitorAutoEnter mon(mMon);