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| author | Jiaxun Yang <jiaxun.yang@flygoat.com> | 2020-05-12 12:40:05 +0800 |
|---|---|---|
| committer | Moonchild <moonchild@palemoon.org> | 2020-05-20 14:00:08 +0000 |
| commit | fa1628f76785e18240c7c7aca63b99d490879461 (patch) | |
| tree | 7c439fa2813fe06257385b220c33d78b103f43ed /js/src/jit/mips-shared/MacroAssembler-mips-shared.h | |
| parent | 0136960ec0658091ff514b71b35ed2720e28254e (diff) | |
| download | UXP-fa1628f76785e18240c7c7aca63b99d490879461.tar UXP-fa1628f76785e18240c7c7aca63b99d490879461.tar.gz UXP-fa1628f76785e18240c7c7aca63b99d490879461.tar.lz UXP-fa1628f76785e18240c7c7aca63b99d490879461.tar.xz UXP-fa1628f76785e18240c7c7aca63b99d490879461.zip | |
Bug 1323136 - wasm: MIPS: Do bounds check in 32-bit
Tag: #1542
Diffstat (limited to 'js/src/jit/mips-shared/MacroAssembler-mips-shared.h')
| -rw-r--r-- | js/src/jit/mips-shared/MacroAssembler-mips-shared.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/js/src/jit/mips-shared/MacroAssembler-mips-shared.h b/js/src/jit/mips-shared/MacroAssembler-mips-shared.h index c9bd4a4d9..aea389d8a 100644 --- a/js/src/jit/mips-shared/MacroAssembler-mips-shared.h +++ b/js/src/jit/mips-shared/MacroAssembler-mips-shared.h @@ -65,6 +65,7 @@ class MacroAssemblerMIPSShared : public Assembler void ma_li(Register dest, ImmGCPtr ptr); void ma_li(Register dest, Imm32 imm); + void ma_liPatchable(Register dest, Imm32 imm); // Shift operations void ma_sll(Register rd, Register rt, Imm32 shift); @@ -184,6 +185,12 @@ class MacroAssemblerMIPSShared : public Assembler void ma_cmp_set_double(Register dst, FloatRegister lhs, FloatRegister rhs, DoubleCondition c); void ma_cmp_set_float32(Register dst, FloatRegister lhs, FloatRegister rhs, DoubleCondition c); + BufferOffset ma_BoundsCheck(Register bounded) { + BufferOffset bo = m_buffer.nextOffset(); + ma_liPatchable(bounded, Imm32(0)); + return bo; + } + void moveToDoubleLo(Register src, FloatRegister dest) { as_mtc1(src, dest); } |