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[x86] add tests for extract+sitofp; NFC 

llvm-svn: 353249
This commit is contained in:
Sanjay Patel 2019-02-06 00:19:56 +00:00
parent 4367587fc6
commit 997b2aba58
1 changed files with 49 additions and 0 deletions
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49
llvm/test/CodeGen/X86/vec_int_to_fp.ll
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@ -5571,6 +5571,55 @@ define float @extract0_sitofp_v4i32_f32(<4 x i32> %x) nounwind {
ret float %r ret float %r
} }
define float @extract0_sitofp_v4i32_f32i_multiuse1(<4 x i32> %x) nounwind {
; SSE-LABEL: extract0_sitofp_v4i32_f32i_multiuse1:
; SSE: # %bb.0:
; SSE-NEXT: movd %xmm0, %eax
; SSE-NEXT: xorps %xmm0, %xmm0
; SSE-NEXT: cvtsi2ssl %eax, %xmm0
; SSE-NEXT: incl %eax
; SSE-NEXT: cvtsi2ssl %eax, %xmm1
; SSE-NEXT: divss %xmm1, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: extract0_sitofp_v4i32_f32i_multiuse1:
; AVX: # %bb.0:
; AVX-NEXT: vmovd %xmm0, %eax
; AVX-NEXT: vcvtsi2ssl %eax, %xmm1, %xmm0
; AVX-NEXT: incl %eax
; AVX-NEXT: vcvtsi2ssl %eax, %xmm1, %xmm1
; AVX-NEXT: vdivss %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
%e = extractelement <4 x i32> %x, i32 0
%f = sitofp i32 %e to float
%e1 = add i32 %e, 1
%f1 = sitofp i32 %e1 to float
%r = fdiv float %f, %f1
ret float %r
}
define float @extract0_sitofp_v4i32_f32_multiuse2(<4 x i32> %x, i32* %p) nounwind {
; SSE-LABEL: extract0_sitofp_v4i32_f32_multiuse2:
; SSE: # %bb.0:
; SSE-NEXT: movd %xmm0, %eax
; SSE-NEXT: cvtsi2ssl %eax, %xmm1
; SSE-NEXT: movd %xmm0, (%rdi)
; SSE-NEXT: movaps %xmm1, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: extract0_sitofp_v4i32_f32_multiuse2:
; AVX: # %bb.0:
; AVX-NEXT: vmovd %xmm0, %eax
; AVX-NEXT: vcvtsi2ssl %eax, %xmm1, %xmm1
; AVX-NEXT: vmovd %xmm0, (%rdi)
; AVX-NEXT: vmovaps %xmm1, %xmm0
; AVX-NEXT: retq
%e = extractelement <4 x i32> %x, i32 0
%r = sitofp i32 %e to float
store i32 %e, i32* %p
ret float %r
}
define double @extract0_sitofp_v4i32_f64(<4 x i32> %x) nounwind { define double @extract0_sitofp_v4i32_f64(<4 x i32> %x) nounwind {
; SSE-LABEL: extract0_sitofp_v4i32_f64: ; SSE-LABEL: extract0_sitofp_v4i32_f64:
; SSE: # %bb.0: ; SSE: # %bb.0: