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Add AVX 128-bit patterns for sint_to_fp 

llvm-svn: 135332
This commit is contained in:
Bruno Cardoso Lopes 2011-07-16 00:50:20 +00:00
parent c4ffe37cf1
commit 4480040191
2 changed files with 53 additions and 1 deletions
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20
llvm/lib/Target/X86/X86InstrSSE.td
View File

@ -512,6 +512,26 @@ defm VCVTSI2SDL : sse12_vcvt_avx<0x2A, GR32, FR64, i32mem, "cvtsi2sd{l}">, XD,
defm VCVTSI2SD64 : sse12_vcvt_avx<0x2A, GR64, FR64, i64mem, "cvtsi2sd{q}">, XD,
VEX_4V, VEX_W;
let Predicates = [HasAVX] in {
def : Pat<(f32 (sint_to_fp (loadi32 addr:$src))),
(VCVTSI2SSrm (f32 (IMPLICIT_DEF)), addr:$src)>;
def : Pat<(f32 (sint_to_fp (loadi64 addr:$src))),
(VCVTSI2SS64rm (f32 (IMPLICIT_DEF)), addr:$src)>;
def : Pat<(f64 (sint_to_fp (loadi32 addr:$src))),
(VCVTSI2SDrm (f64 (IMPLICIT_DEF)), addr:$src)>;
def : Pat<(f64 (sint_to_fp (loadi64 addr:$src))),
(VCVTSI2SD64rm (f64 (IMPLICIT_DEF)), addr:$src)>;
def : Pat<(f32 (sint_to_fp GR32:$src)),
(VCVTSI2SSrr (f32 (IMPLICIT_DEF)), GR32:$src)>;
def : Pat<(f32 (sint_to_fp GR64:$src)),
(VCVTSI2SS64rr (f32 (IMPLICIT_DEF)), GR64:$src)>;
def : Pat<(f64 (sint_to_fp GR32:$src)),
(VCVTSI2SDrr (f64 (IMPLICIT_DEF)), GR32:$src)>;
def : Pat<(f64 (sint_to_fp GR64:$src)),
(VCVTSI2SD64rr (f64 (IMPLICIT_DEF)), GR64:$src)>;
}
defm CVTTSS2SI : sse12_cvt_s<0x2C, FR32, GR32, fp_to_sint, f32mem, loadf32,
"cvttss2si\t{$src, $dst|$dst, $src}">, XS;
defm CVTTSS2SI64 : sse12_cvt_s<0x2C, FR32, GR64, fp_to_sint, f32mem, loadf32,

34
llvm/test/CodeGen/X86/avx-128.ll
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@ -1,4 +1,4 @@
; RUN: llc < %s -mtriple=x86_64-apple-darwin -march=x86 -mcpu=corei7 -mattr=avx | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=corei7-avx -mattr=+avx | FileCheck %s
@z = common global <4 x float> zeroinitializer, align 16
@ -20,3 +20,35 @@ entry:
store double %conv, double* %d, align 8
ret void
}
; CHECK: vcvtsi2sdq (%
define double @funcA(i64* nocapture %e) nounwind uwtable readonly ssp {
entry:
%tmp1 = load i64* %e, align 8
%conv = sitofp i64 %tmp1 to double
ret double %conv
}
; CHECK: vcvtsi2sd (%
define double @funcB(i32* nocapture %e) nounwind uwtable readonly ssp {
entry:
%tmp1 = load i32* %e, align 4
%conv = sitofp i32 %tmp1 to double
ret double %conv
}
; CHECK: vcvtsi2ss (%
define float @funcC(i32* nocapture %e) nounwind uwtable readonly ssp {
entry:
%tmp1 = load i32* %e, align 4
%conv = sitofp i32 %tmp1 to float
ret float %conv
}
; CHECK: vcvtsi2ssq (%
define float @funcD(i64* nocapture %e) nounwind uwtable readonly ssp {
entry:
%tmp1 = load i64* %e, align 8
%conv = sitofp i64 %tmp1 to float
ret float %conv
}