diff options
Diffstat (limited to 'lib/Target/ARM/ARMMachineFunctionInfo.h')
| -rw-r--r-- | lib/Target/ARM/ARMMachineFunctionInfo.h | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/lib/Target/ARM/ARMMachineFunctionInfo.h b/lib/Target/ARM/ARMMachineFunctionInfo.h index f4248fcfcc..d9ec4fd221 100644 --- a/lib/Target/ARM/ARMMachineFunctionInfo.h +++ b/lib/Target/ARM/ARMMachineFunctionInfo.h @@ -36,6 +36,13 @@ class ARMFunctionInfo : public MachineFunctionInfo { /// 'isThumb'. bool hasThumb2; + /// StByValParamsPadding - For parameter that is split between + /// GPRs and memory; while recovering GPRs part, when + /// StackAlignment == 8, and GPRs-part-size mod 8 != 0, + /// we need to insert gap before parameter start address. It allows to + /// "attach" GPR-part to the part that was passed via stack. + unsigned StByValParamsPadding; + /// VarArgsRegSaveSize - Size of the register save area for vararg functions. /// unsigned ArgRegsSaveSize; @@ -129,6 +136,7 @@ public: explicit ARMFunctionInfo(MachineFunction &MF) : isThumb(MF.getTarget().getSubtarget<ARMSubtarget>().isThumb()), hasThumb2(MF.getTarget().getSubtarget<ARMSubtarget>().hasThumb2()), + StByValParamsPadding(0), ArgRegsSaveSize(0), HasStackFrame(false), RestoreSPFromFP(false), LRSpilledForFarJump(false), FramePtrSpillOffset(0), GPRCS1Offset(0), GPRCS2Offset(0), DPRCSOffset(0), @@ -141,7 +149,14 @@ public: bool isThumb1OnlyFunction() const { return isThumb && !hasThumb2; } bool isThumb2Function() const { return isThumb && hasThumb2; } - unsigned getArgRegsSaveSize() const { return ArgRegsSaveSize; } + unsigned getStoredByValParamsPadding() const { return StByValParamsPadding; } + void setStoredByValParamsPadding(unsigned p) { StByValParamsPadding = p; } + + unsigned getArgRegsSaveSize(unsigned Align = 0) const { + if (!Align) + return ArgRegsSaveSize; + return (ArgRegsSaveSize + Align - 1) & ~(Align - 1); + } void setArgRegsSaveSize(unsigned s) { ArgRegsSaveSize = s; } bool hasStackFrame() const { return HasStackFrame; } |