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Reapply a more appropriate solution than in r137114. AVX supports 

v4f64 = sitofp v4i32. This fix PR10559.
Also add support for v4i32 = fptosi v4f64.

llvm-svn: 137128
This commit is contained in:
Bruno Cardoso Lopes 2011-08-09 17:39:13 +00:00
parent 24dd1d4a27
commit bed48dc8ff
2 changed files with 22 additions and 0 deletions
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10
llvm/lib/Target/X86/X86InstrSSE.td
View File

@ -3305,6 +3305,11 @@ def CVTPD2DQrm : S3DI<0xE6, MRMSrcMem, (outs VR128:$dst), (ins f128mem:$src),
def CVTPD2DQrr : S3DI<0xE6, MRMSrcReg, (outs VR128:$dst), (ins VR128:$src),
"cvtpd2dq\t{$src, $dst|$dst, $src}", []>;
def : Pat<(v4i32 (fp_to_sint (v4f64 VR256:$src))),
(VCVTPD2DQYrr VR256:$src)>;
def : Pat<(v4i32 (fp_to_sint (memopv4f64 addr:$src))),
(VCVTPD2DQYrm addr:$src)>;
// Convert Packed DW Integers to Packed Double FP
let Predicates = [HasAVX] in {
def VCVTDQ2PDrm : S3SI<0xE6, MRMSrcMem, (outs VR128:$dst), (ins f128mem:$src),
@ -3333,6 +3338,11 @@ def : Pat<(int_x86_avx_cvt_pd2dq_256 VR256:$src),
def : Pat<(int_x86_avx_cvt_pd2dq_256 (memopv4f64 addr:$src)),
(VCVTPD2DQYrm addr:$src)>;
def : Pat<(v4f64 (sint_to_fp (v4i32 VR128:$src))),
(VCVTDQ2PDYrr VR128:$src)>;
def : Pat<(v4f64 (sint_to_fp (memopv4i32 addr:$src))),
(VCVTDQ2PDYrm addr:$src)>;
//===---------------------------------------------------------------------===//
// SSE3 - Move Instructions
//===---------------------------------------------------------------------===//

12
llvm/test/CodeGen/X86/avx-cvt.ll
View File

@ -12,6 +12,18 @@ define <8 x i32> @fptosi00(<8 x float> %a) nounwind {
ret <8 x i32> %b
}
; CHECK: vcvtdq2pd %xmm
define <4 x double> @sitofp01(<4 x i32> %a) {
%b = sitofp <4 x i32> %a to <4 x double>
ret <4 x double> %b
}
; CHECK: vcvtpd2dqy %ymm
define <4 x i32> @fptosi01(<4 x double> %a) {
%b = fptosi <4 x double> %a to <4 x i32>
ret <4 x i32> %b
}
; CHECK: vcvtpd2psy %ymm
; CHECK-NEXT: vcvtpd2psy %ymm
; CHECK-NEXT: vinsertf128 $1