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aix-emit-tracebacktable-clobber-register.ll
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aix-emit-tracebacktable-clobber-register.ll
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; RUN: llc -verify-machineinstrs -mtriple powerpc-ibm-aix-xcoff -mcpu=pwr4 \
; RUN: -mattr=+altivec -vec-extabi -xcoff-traceback-table=true < %s | \
; RUN: FileCheck --check-prefixes=CHECK-ASM,COMMON %s
; RUN: llc -verify-machineinstrs -mtriple powerpc-ibm-aix-xcoff -function-sections \
; RUN: -mcpu=pwr4 -mattr=+altivec -vec-extabi < %s | \
; RUN: FileCheck --check-prefixes=CHECK-FUNC,COMMON %s
define float @bar() #0 {
entry:
%fvalue = alloca float, align 4
%taken = alloca i32, align 4
%data = alloca i32, align 4
store float 1.000000e+00, float* %fvalue, align 4
%0 = load float, float* %fvalue, align 4
%1 = call float asm "fneg $0,$1\0A\09", "=b,b,~{f31},~{f30},~{f29},~{f28},~{f27}"(float %0)
store float %1, float* %fvalue, align 4
store i32 123, i32* %data, align 4
%2 = load i32, i32* %data, align 4
%3 = call i32 asm "cntlzw $0, $1\0A\09", "=b,b,~{r31},~{r30},~{r29},~{r28}"(i32 %2)
store i32 %3, i32* %taken, align 4
%4 = load i32, i32* %taken, align 4
%conv = sitofp i32 %4 to float
%5 = load float, float* %fvalue, align 4
%add = fadd float %conv, %5
ret float %add
}
define <4 x i32> @foov() #0 {
entry:
%taken = alloca <4 x i32>, align 16
%data = alloca <4 x i32>, align 16
store <4 x i32> <i32 123, i32 0, i32 0, i32 0>, <4 x i32>* %data, align 16
call void asm sideeffect "", "~{v31},~{v30},~{v29},~{v28}"()
%0 = load <4 x i32>, <4 x i32>* %taken, align 16
ret <4 x i32> %0
}
; COMMON: .vbyte 4, 0x00000000 # Traceback table begin
; COMMON-NEXT: .byte 0x00 # Version = 0
; COMMON-NEXT: .byte 0x09 # Language = CPlusPlus
; COMMON-NEXT: .byte 0x22 # -IsGlobaLinkage, -IsOutOfLineEpilogOrPrologue
; COMMON-NEXT: # +HasTraceBackTableOffset, -IsInternalProcedure
; COMMON-NEXT: # -HasControlledStorage, -IsTOCless
; COMMON-NEXT: # +IsFloatingPointPresent
; COMMON-NEXT: # -IsFloatingPointOperationLogOrAbortEnabled
; COMMON-NEXT: .byte 0x60 # -IsInterruptHandler, +IsFunctionNamePresent, +IsAllocaUsed
; COMMON-NEXT: # OnConditionDirective = 0, -IsCRSaved, -IsLRSaved
; COMMON-NEXT: .byte 0x85 # +IsBackChainStored, -IsFixup, NumOfFPRsSaved = 5
; COMMON-NEXT: .byte 0x04 # -HasVectorInfo, -HasExtensionTable, NumOfGPRsSaved = 4
; COMMON-NEXT: .byte 0x00 # NumberOfFixedParms = 0
; COMMON-NEXT: .byte 0x01 # NumberOfFPParms = 0, +HasParmsOnStack
; CHECK-ASM-NEXT: .vbyte 4, L..bar0-.bar # Function size
; CHECK-FUNC-NEXT: .vbyte 4, L..bar0-.bar[PR] # Function size
; COMMON-NEXT: .vbyte 2, 0x0003 # Function name len = 3
; COMMON-NEXT: .byte "bar" # Function Name
; COMMON-NEXT: .byte 0x1f # AllocaUsed
; COMMON-NEXT: # -- End function
; COMMON: L..foov0:
; COMMON-NEXT: .vbyte 4, 0x00000000 # Traceback table begin
; COMMON-NEXT: .byte 0x00 # Version = 0
; COMMON-NEXT: .byte 0x09 # Language = CPlusPlus
; COMMON-NEXT: .byte 0x20 # -IsGlobaLinkage, -IsOutOfLineEpilogOrPrologue
; COMMON-NEXT: # +HasTraceBackTableOffset, -IsInternalProcedure
; COMMON-NEXT: # -HasControlledStorage, -IsTOCless
; COMMON-NEXT: # -IsFloatingPointPresent
; COMMON-NEXT: # -IsFloatingPointOperationLogOrAbortEnabled
; COMMON-NEXT: .byte 0x40 # -IsInterruptHandler, +IsFunctionNamePresent, -IsAllocaUsed
; COMMON-NEXT: # OnConditionDirective = 0, -IsCRSaved, -IsLRSaved
; COMMON-NEXT: .byte 0x80 # +IsBackChainStored, -IsFixup, NumOfFPRsSaved = 0
; COMMON-NEXT: .byte 0x80 # +HasVectorInfo, -HasExtensionTable, NumOfGPRsSaved = 0
; COMMON-NEXT: .byte 0x00 # NumberOfFixedParms = 0
; COMMON-NEXT: .byte 0x01 # NumberOfFPParms = 0, +HasParmsOnStack
; CHECK-ASM-NEXT: .vbyte 4, L..foov0-.foov # Function size
; CHECK-FUNC-NEXT: .vbyte 4, L..foov0-.foov[PR] # Function size
; COMMON-NEXT: .vbyte 2, 0x0004 # Function name len = 4
; COMMON-NEXT: .byte "foov" # Function Name
; COMMON-NEXT: .byte 0x12 # NumOfVRsSaved = 4, +IsVRSavedOnStack, -HasVarArgs
; COMMON-NEXT: .byte 0x01 # NumOfVectorParams = 0, +HasVMXInstruction
; COMMON-NEXT: .vbyte 4, 0x00000000 # Vector Parameter type =
; COMMON-NEXT: .vbyte 2, 0x0000 # Padding
; COMMON-NEXT: # -- End function