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R600/SI: Fix trailing comma with modifiers

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Instructions with 1 operand can still use source modifiers,
so make sure we don't print an extra comma afterwards.

llvm-svn: 226226
This commit is contained in:
Matt Arsenault 2015-01-15 23:17:03 +00:00
parent ef6291ec41
commit 2f04c34f62
2 changed files with 15 additions and 2 deletions
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2
lib/Target/R600/SIInstrInfo.td
View File

@ -737,7 +737,7 @@ class getAsm32 <int NumSrcArgs> {
// Returns the assembly string for the inputs and outputs of a VOP3
// instruction.
class getAsm64 <int NumSrcArgs, bit HasModifiers> {
string src0 = "$src0_modifiers,";
string src0 = !if(!eq(NumSrcArgs, 1), "$src0_modifiers", "$src0_modifiers,");
string src1 = !if(!eq(NumSrcArgs, 1), "",
!if(!eq(NumSrcArgs, 2), " $src1_modifiers",
" $src1_modifiers,"));

15
test/CodeGen/R600/fp_to_sint.ll
View File

@ -1,16 +1,27 @@
; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck %s --check-prefix=EG --check-prefix=FUNC
; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs < %s | FileCheck %s --check-prefix=SI --check-prefix=FUNC
declare float @llvm.fabs.f32(float) #0
; FUNC-LABEL: {{^}}fp_to_sint_i32:
; EG: FLT_TO_INT {{\** *}}T{{[0-9]+\.[XYZW], PV\.[XYZW]}}
; SI: v_cvt_i32_f32_e32
; SI: s_endpgm
define void @fp_to_sint_i32 (i32 addrspace(1)* %out, float %in) {
define void @fp_to_sint_i32(i32 addrspace(1)* %out, float %in) {
%conv = fptosi float %in to i32
store i32 %conv, i32 addrspace(1)* %out
ret void
}
; FUNC-LABEL: {{^}}fp_to_sint_i32_fabs:
; SI: v_cvt_i32_f32_e64 v{{[0-9]+}}, |s{{[0-9]+}}|{{$}}
define void @fp_to_sint_i32_fabs(i32 addrspace(1)* %out, float %in) {
%in.fabs = call float @llvm.fabs.f32(float %in) #0
%conv = fptosi float %in.fabs to i32
store i32 %conv, i32 addrspace(1)* %out
ret void
}
; FUNC-LABEL: {{^}}fp_to_sint_v2i32:
; EG: FLT_TO_INT {{\** *}}T{{[0-9]+\.[XYZW], PV\.[XYZW]}}
; EG: FLT_TO_INT {{\** *}}T{{[0-9]+\.[XYZW], PV\.[XYZW]}}
@ -214,3 +225,5 @@ define void @fp_to_sint_v4i64(<4 x i64> addrspace(1)* %out, <4 x float> %x) {
store <4 x i64> %conv, <4 x i64> addrspace(1)* %out
ret void
}
attributes #0 = { nounwind readnone }