[X86] Custom promote i32->f80 uint_to_fp on AVX512 64-bit targets.

Reuse the same code to promote all i32 uint_to_fp on 64-bit targets
to simplify the X86ISelLowering constructor.

llvm-svn: 370693

1 files changed, 6 insertions, 16 deletions

diff --git a/llvm/test/CodeGen/X86/scalar-int-to-fp.ll b/llvm/test/CodeGen/X86/scalar-int-to-fp.ll
index 8a46b960526..580da1535e3 100644
--- a/llvm/test/CodeGen/X86/scalar-int-to-fp.ll
+++ b/llvm/test/CodeGen/X86/scalar-int-to-fp.ll
@@ -230,15 +230,12 @@ define x86_fp80 @u32_to_x(i32 %a) nounwind {
 ; AVX512_32-NEXT:    popl %ebp
 ; AVX512_32-NEXT:    retl
 ;
-; AVX512_64-LABEL: u32_to_x:
-; AVX512_64:       # %bb.0:
-; AVX512_64-NEXT:    vmovq {{.*#+}} xmm0 = mem[0],zero
-; AVX512_64-NEXT:    vmovd %edi, %xmm1
-; AVX512_64-NEXT:    vpor %xmm0, %xmm1, %xmm1
-; AVX512_64-NEXT:    vsubsd %xmm0, %xmm1, %xmm0
-; AVX512_64-NEXT:    vmovsd %xmm0, -{{[0-9]+}}(%rsp)
-; AVX512_64-NEXT:    fldl -{{[0-9]+}}(%rsp)
-; AVX512_64-NEXT:    retq
+; CHECK64-LABEL: u32_to_x:
+; CHECK64:       # %bb.0:
+; CHECK64-NEXT:    movl %edi, %eax
+; CHECK64-NEXT:    movq %rax, -{{[0-9]+}}(%rsp)
+; CHECK64-NEXT:    fildll -{{[0-9]+}}(%rsp)
+; CHECK64-NEXT:    retq
 ;
 ; SSE2_32-LABEL: u32_to_x:
 ; SSE2_32:       # %bb.0:
@@ -256,13 +253,6 @@ define x86_fp80 @u32_to_x(i32 %a) nounwind {
 ; SSE2_32-NEXT:    popl %ebp
 ; SSE2_32-NEXT:    retl
 ;
-; SSE2_64-LABEL: u32_to_x:
-; SSE2_64:       # %bb.0:
-; SSE2_64-NEXT:    movl %edi, %eax
-; SSE2_64-NEXT:    movq %rax, -{{[0-9]+}}(%rsp)
-; SSE2_64-NEXT:    fildll -{{[0-9]+}}(%rsp)
-; SSE2_64-NEXT:    retq
-;
 ; X87-LABEL: u32_to_x:
 ; X87:       # %bb.0:
 ; X87-NEXT:    pushl %ebp