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| author | SaeHie Park <saehie.park@samsung.com> | 2017-01-09 10:39:54 +0900 |
|---|---|---|
| committer | SaeHie Park <saehie.park@samsung.com> | 2017-02-07 09:02:00 +0900 |
| commit | 5df45286968775ffccaf01669eba7c8baa9923e1 (patch) | |
| tree | 139d7e41e020159d1fac2ed72943312a9cd08a5a /src/jit/gentree.h | |
| parent | 65b9cb35226c5395be531554e207bb4e2096092f (diff) | |
| download | coreclr-5df45286968775ffccaf01669eba7c8baa9923e1.tar.gz coreclr-5df45286968775ffccaf01669eba7c8baa9923e1.tar.bz2 coreclr-5df45286968775ffccaf01669eba7c8baa9923e1.zip | |
[x86/Linux] Stack align 16 bytes for JIT code
Change JIT code to align stack in 16 byte used in modern compiler
Diffstat (limited to 'src/jit/gentree.h')
| -rw-r--r-- | src/jit/gentree.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/src/jit/gentree.h b/src/jit/gentree.h index 10ba4b09a5..da61debf27 100644 --- a/src/jit/gentree.h +++ b/src/jit/gentree.h @@ -4546,6 +4546,9 @@ struct GenTreePhiArg : public GenTreeLclVarCommon struct GenTreePutArgStk : public GenTreeUnOp { unsigned gtSlotNum; // Slot number of the argument to be passed on stack +#if defined(UNIX_X86_ABI) + unsigned gtPadAlign; // Number of padding slots for stack alignment +#endif #if FEATURE_FASTTAILCALL bool putInIncomingArgArea; // Whether this arg needs to be placed in incoming arg area. @@ -4561,6 +4564,9 @@ struct GenTreePutArgStk : public GenTreeUnOp DEBUGARG(bool largeNode = false)) : GenTreeUnOp(oper, type DEBUGARG(largeNode)) , gtSlotNum(slotNum) +#if defined(UNIX_X86_ABI) + , gtPadAlign(0) +#endif , putInIncomingArgArea(_putInIncomingArgArea) #ifdef FEATURE_PUT_STRUCT_ARG_STK , gtPutArgStkKind(Kind::Invalid) @@ -4582,6 +4588,9 @@ struct GenTreePutArgStk : public GenTreeUnOp DEBUGARG(bool largeNode = false)) : GenTreeUnOp(oper, type, op1 DEBUGARG(largeNode)) , gtSlotNum(slotNum) +#if defined(UNIX_X86_ABI) + , gtPadAlign(0) +#endif , putInIncomingArgArea(_putInIncomingArgArea) #ifdef FEATURE_PUT_STRUCT_ARG_STK , gtPutArgStkKind(Kind::Invalid) @@ -4603,6 +4612,9 @@ struct GenTreePutArgStk : public GenTreeUnOp DEBUGARG(GenTreePtr callNode = NULL) DEBUGARG(bool largeNode = false)) : GenTreeUnOp(oper, type DEBUGARG(largeNode)) , gtSlotNum(slotNum) +#if defined(UNIX_X86_ABI) + , gtPadAlign(0) +#endif #ifdef FEATURE_PUT_STRUCT_ARG_STK , gtPutArgStkKind(Kind::Invalid) , gtNumSlots(numSlots) @@ -4622,6 +4634,9 @@ struct GenTreePutArgStk : public GenTreeUnOp DEBUGARG(GenTreePtr callNode = NULL) DEBUGARG(bool largeNode = false)) : GenTreeUnOp(oper, type, op1 DEBUGARG(largeNode)) , gtSlotNum(slotNum) +#if defined(UNIX_X86_ABI) + , gtPadAlign(0) +#endif #ifdef FEATURE_PUT_STRUCT_ARG_STK , gtPutArgStkKind(Kind::Invalid) , gtNumSlots(numSlots) @@ -4640,6 +4655,18 @@ struct GenTreePutArgStk : public GenTreeUnOp return gtSlotNum * TARGET_POINTER_SIZE; } +#if defined(UNIX_X86_ABI) + unsigned getArgPadding() + { + return gtPadAlign; + } + + void setArgPadding(unsigned padAlign) + { + gtPadAlign = padAlign; + } +#endif + #ifdef FEATURE_PUT_STRUCT_ARG_STK unsigned getArgSize() { |