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| author | Jiaxun Yang <jiaxun.yang@flygoat.com> | 2020-05-12 12:40:05 +0800 |
|---|---|---|
| committer | Jiaxun Yang <jiaxun.yang@flygoat.com> | 2020-05-14 16:31:55 +0800 |
| commit | 4fc1cd5563bf3b7312ccd8317f296a8142ba2ff5 (patch) | |
| tree | aea6797e42091d18f925b8fc163018811da816e1 /js/src/jit/mips-shared/Assembler-mips-shared.cpp | |
| parent | 4e2559d92f3f1238013b8d6e26e49632d13ba873 (diff) | |
| download | UXP-4fc1cd5563bf3b7312ccd8317f296a8142ba2ff5.tar UXP-4fc1cd5563bf3b7312ccd8317f296a8142ba2ff5.tar.gz UXP-4fc1cd5563bf3b7312ccd8317f296a8142ba2ff5.tar.lz UXP-4fc1cd5563bf3b7312ccd8317f296a8142ba2ff5.tar.xz UXP-4fc1cd5563bf3b7312ccd8317f296a8142ba2ff5.zip | |
Bug 1323136 - wasm: MIPS: Do bounds check in 32-bit
Tag: #1542
Diffstat (limited to 'js/src/jit/mips-shared/Assembler-mips-shared.cpp')
| -rw-r--r-- | js/src/jit/mips-shared/Assembler-mips-shared.cpp | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/js/src/jit/mips-shared/Assembler-mips-shared.cpp b/js/src/jit/mips-shared/Assembler-mips-shared.cpp index f813eb946..58af49dda 100644 --- a/js/src/jit/mips-shared/Assembler-mips-shared.cpp +++ b/js/src/jit/mips-shared/Assembler-mips-shared.cpp @@ -1744,3 +1744,12 @@ AssemblerMIPSShared::ToggleToCmp(CodeLocationLabel inst_) AutoFlushICache::flush(uintptr_t(inst), 4); } +void +AssemblerMIPSShared::UpdateLuiOriValue(Instruction* inst0, Instruction* inst1, uint32_t value) +{ + MOZ_ASSERT(inst0->extractOpcode() == ((uint32_t)op_lui >> OpcodeShift)); + MOZ_ASSERT(inst1->extractOpcode() == ((uint32_t)op_ori >> OpcodeShift)); + + ((InstImm*) inst0)->setImm16(Imm16::Upper(Imm32(value))); + ((InstImm*) inst1)->setImm16(Imm16::Lower(Imm32(value))); +} |