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[x86] add tests for possibly avoiding scalar->vector move; NFC
llvm-svn: 340773
This commit is contained in:
Sanjay Patel
parent
a3f6b0bb90
commit
b47cfcaa58
437
test/CodeGen/X86/load-scalar-as-vector.ll
Normal file
437
test/CodeGen/X86/load-scalar-as-vector.ll
Normal file
@ -0,0 +1,437 @@
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=x86_64-- -mattr=+sse2 | FileCheck %s --check-prefix=ALL --check-prefix=SSE2
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; RUN: llc < %s -mtriple=x86_64-- -mattr=+sse4.2 | FileCheck %s --check-prefix=ALL --check-prefix=SSE4
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define <4 x i32> @add_op1_constant(i32* %p) nounwind {
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; ALL-LABEL: add_op1_constant:
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; ALL: # %bb.0:
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; ALL-NEXT: movl (%rdi), %eax
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; ALL-NEXT: addl $42, %eax
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; ALL-NEXT: movd %eax, %xmm0
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; ALL-NEXT: retq
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%x = load i32, i32* %p
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%b = add i32 %x, 42
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%r = insertelement <4 x i32> undef, i32 %b, i32 0
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ret <4 x i32> %r
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}
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define <8 x i16> @add_op0_constant(i16* %p) nounwind {
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; ALL-LABEL: add_op0_constant:
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; ALL: # %bb.0:
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; ALL-NEXT: movzwl (%rdi), %eax
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; ALL-NEXT: addl $42, %eax
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; ALL-NEXT: movd %eax, %xmm0
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; ALL-NEXT: retq
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%x = load i16, i16* %p
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%b = add i16 42, %x
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%r = insertelement <8 x i16> undef, i16 %b, i32 0
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ret <8 x i16> %r
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}
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define <2 x i64> @sub_op0_constant(i64* %p) nounwind {
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; ALL-LABEL: sub_op0_constant:
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; ALL: # %bb.0:
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; ALL-NEXT: movl $42, %eax
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; ALL-NEXT: subq (%rdi), %rax
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; ALL-NEXT: movq %rax, %xmm0
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; ALL-NEXT: retq
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%x = load i64, i64* %p
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%b = sub i64 42, %x
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%r = insertelement <2 x i64> undef, i64 %b, i32 0
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ret <2 x i64> %r
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}
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define <16 x i8> @sub_op1_constant(i8* %p) nounwind {
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; ALL-LABEL: sub_op1_constant:
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; ALL: # %bb.0:
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; ALL-NEXT: movb (%rdi), %al
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; ALL-NEXT: addb $-42, %al
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; ALL-NEXT: movzbl %al, %eax
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; ALL-NEXT: movd %eax, %xmm0
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; ALL-NEXT: retq
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%x = load i8, i8* %p
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%b = sub i8 %x, 42
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%r = insertelement <16 x i8> undef, i8 %b, i32 0
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ret <16 x i8> %r
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}
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define <4 x i32> @mul_op1_constant(i32* %p) nounwind {
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; ALL-LABEL: mul_op1_constant:
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; ALL: # %bb.0:
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; ALL-NEXT: imull $42, (%rdi), %eax
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; ALL-NEXT: movd %eax, %xmm0
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; ALL-NEXT: retq
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%x = load i32, i32* %p
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%b = mul i32 %x, 42
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%r = insertelement <4 x i32> undef, i32 %b, i32 0
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ret <4 x i32> %r
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}
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define <8 x i16> @mul_op0_constant(i16* %p) nounwind {
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; ALL-LABEL: mul_op0_constant:
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; ALL: # %bb.0:
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; ALL-NEXT: movzwl (%rdi), %eax
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; ALL-NEXT: imull $42, %eax, %eax
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; ALL-NEXT: movd %eax, %xmm0
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; ALL-NEXT: retq
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%x = load i16, i16* %p
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%b = mul i16 42, %x
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%r = insertelement <8 x i16> undef, i16 %b, i32 0
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ret <8 x i16> %r
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}
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define <4 x i32> @and_op1_constant(i32* %p) nounwind {
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; ALL-LABEL: and_op1_constant:
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; ALL: # %bb.0:
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; ALL-NEXT: movl (%rdi), %eax
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; ALL-NEXT: andl $42, %eax
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; ALL-NEXT: movd %eax, %xmm0
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; ALL-NEXT: retq
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%x = load i32, i32* %p
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%b = and i32 %x, 42
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%r = insertelement <4 x i32> undef, i32 %b, i32 0
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ret <4 x i32> %r
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}
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define <2 x i64> @or_op1_constant(i64* %p) nounwind {
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; ALL-LABEL: or_op1_constant:
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; ALL: # %bb.0:
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; ALL-NEXT: movq (%rdi), %rax
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; ALL-NEXT: orq $42, %rax
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; ALL-NEXT: movq %rax, %xmm0
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; ALL-NEXT: retq
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%x = load i64, i64* %p
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%b = or i64 %x, 42
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%r = insertelement <2 x i64> undef, i64 %b, i32 0
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ret <2 x i64> %r
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}
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define <8 x i16> @xor_op1_constant(i16* %p) nounwind {
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; ALL-LABEL: xor_op1_constant:
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; ALL: # %bb.0:
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; ALL-NEXT: movzwl (%rdi), %eax
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; ALL-NEXT: xorl $42, %eax
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; ALL-NEXT: movd %eax, %xmm0
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; ALL-NEXT: retq
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%x = load i16, i16* %p
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%b = xor i16 %x, 42
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%r = insertelement <8 x i16> undef, i16 %b, i32 0
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ret <8 x i16> %r
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}
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define <4 x i32> @shl_op0_constant(i32* %p) nounwind {
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; ALL-LABEL: shl_op0_constant:
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; ALL: # %bb.0:
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; ALL-NEXT: movb (%rdi), %cl
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; ALL-NEXT: movl $42, %eax
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; ALL-NEXT: shll %cl, %eax
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; ALL-NEXT: movd %eax, %xmm0
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; ALL-NEXT: retq
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%x = load i32, i32* %p
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%b = shl i32 42, %x
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%r = insertelement <4 x i32> undef, i32 %b, i32 0
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ret <4 x i32> %r
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}
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define <16 x i8> @shl_op1_constant(i8* %p) nounwind {
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; ALL-LABEL: shl_op1_constant:
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; ALL: # %bb.0:
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; ALL-NEXT: movb (%rdi), %al
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; ALL-NEXT: shlb $5, %al
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; ALL-NEXT: movzbl %al, %eax
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; ALL-NEXT: movd %eax, %xmm0
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; ALL-NEXT: retq
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%x = load i8, i8* %p
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%b = shl i8 %x, 5
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%r = insertelement <16 x i8> undef, i8 %b, i32 0
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ret <16 x i8> %r
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}
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define <2 x i64> @lshr_op0_constant(i64* %p) nounwind {
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; ALL-LABEL: lshr_op0_constant:
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; ALL: # %bb.0:
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; ALL-NEXT: movb (%rdi), %cl
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; ALL-NEXT: movl $42, %eax
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; ALL-NEXT: shrq %cl, %rax
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; ALL-NEXT: movq %rax, %xmm0
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; ALL-NEXT: retq
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%x = load i64, i64* %p
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%b = lshr i64 42, %x
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%r = insertelement <2 x i64> undef, i64 %b, i32 0
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ret <2 x i64> %r
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}
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define <4 x i32> @lshr_op1_constant(i32* %p) nounwind {
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; ALL-LABEL: lshr_op1_constant:
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; ALL: # %bb.0:
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; ALL-NEXT: movl (%rdi), %eax
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; ALL-NEXT: shrl $17, %eax
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; ALL-NEXT: movd %eax, %xmm0
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; ALL-NEXT: retq
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%x = load i32, i32* %p
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%b = lshr i32 %x, 17
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%r = insertelement <4 x i32> undef, i32 %b, i32 0
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ret <4 x i32> %r
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}
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define <8 x i16> @ashr_op0_constant(i16* %p) nounwind {
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; ALL-LABEL: ashr_op0_constant:
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; ALL: # %bb.0:
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; ALL-NEXT: movb (%rdi), %cl
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; ALL-NEXT: movw $-42, %ax
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; ALL-NEXT: sarw %cl, %ax
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; ALL-NEXT: movd %eax, %xmm0
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; ALL-NEXT: retq
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%x = load i16, i16* %p
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%b = ashr i16 -42, %x
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%r = insertelement <8 x i16> undef, i16 %b, i32 0
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ret <8 x i16> %r
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}
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define <8 x i16> @ashr_op1_constant(i16* %p) nounwind {
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; ALL-LABEL: ashr_op1_constant:
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; ALL: # %bb.0:
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; ALL-NEXT: movzwl (%rdi), %eax
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; ALL-NEXT: sarw $7, %ax
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; ALL-NEXT: movd %eax, %xmm0
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; ALL-NEXT: retq
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%x = load i16, i16* %p
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%b = ashr i16 %x, 7
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%r = insertelement <8 x i16> undef, i16 %b, i32 0
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ret <8 x i16> %r
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}
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define <4 x i32> @sdiv_op0_constant(i32* %p) nounwind {
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; ALL-LABEL: sdiv_op0_constant:
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; ALL: # %bb.0:
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; ALL-NEXT: movl $42, %eax
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; ALL-NEXT: xorl %edx, %edx
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; ALL-NEXT: idivl (%rdi)
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; ALL-NEXT: movd %eax, %xmm0
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; ALL-NEXT: retq
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%x = load i32, i32* %p
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%b = sdiv i32 42, %x
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%r = insertelement <4 x i32> undef, i32 %b, i32 0
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ret <4 x i32> %r
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}
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define <8 x i16> @sdiv_op1_constant(i16* %p) nounwind {
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; ALL-LABEL: sdiv_op1_constant:
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; ALL: # %bb.0:
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; ALL-NEXT: movswl (%rdi), %eax
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; ALL-NEXT: imull $-15603, %eax, %ecx # imm = 0xC30D
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; ALL-NEXT: shrl $16, %ecx
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; ALL-NEXT: addl %eax, %ecx
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; ALL-NEXT: movzwl %cx, %eax
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; ALL-NEXT: sarw $5, %cx
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; ALL-NEXT: shrl $15, %eax
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; ALL-NEXT: addl %ecx, %eax
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; ALL-NEXT: movd %eax, %xmm0
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; ALL-NEXT: retq
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%x = load i16, i16* %p
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%b = sdiv i16 %x, 42
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%r = insertelement <8 x i16> undef, i16 %b, i32 0
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ret <8 x i16> %r
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}
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define <8 x i16> @srem_op0_constant(i16* %p) nounwind {
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; ALL-LABEL: srem_op0_constant:
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; ALL: # %bb.0:
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; ALL-NEXT: movw $42, %ax
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; ALL-NEXT: xorl %edx, %edx
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; ALL-NEXT: idivw (%rdi)
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; ALL-NEXT: # kill: def $dx killed $dx def $edx
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; ALL-NEXT: movd %edx, %xmm0
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; ALL-NEXT: retq
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%x = load i16, i16* %p
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%b = srem i16 42, %x
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%r = insertelement <8 x i16> undef, i16 %b, i32 0
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ret <8 x i16> %r
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}
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define <4 x i32> @srem_op1_constant(i32* %p) nounwind {
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; ALL-LABEL: srem_op1_constant:
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; ALL: # %bb.0:
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; ALL-NEXT: movslq (%rdi), %rax
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; ALL-NEXT: imulq $818089009, %rax, %rcx # imm = 0x30C30C31
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; ALL-NEXT: movq %rcx, %rdx
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; ALL-NEXT: shrq $63, %rdx
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; ALL-NEXT: sarq $35, %rcx
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; ALL-NEXT: addl %edx, %ecx
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; ALL-NEXT: imull $42, %ecx, %ecx
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; ALL-NEXT: subl %ecx, %eax
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; ALL-NEXT: movd %eax, %xmm0
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; ALL-NEXT: retq
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%x = load i32, i32* %p
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%b = srem i32 %x, 42
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%r = insertelement <4 x i32> undef, i32 %b, i32 0
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ret <4 x i32> %r
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}
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define <4 x i32> @udiv_op0_constant(i32* %p) nounwind {
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; ALL-LABEL: udiv_op0_constant:
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; ALL: # %bb.0:
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; ALL-NEXT: movl $42, %eax
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; ALL-NEXT: xorl %edx, %edx
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; ALL-NEXT: divl (%rdi)
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; ALL-NEXT: movd %eax, %xmm0
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; ALL-NEXT: retq
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%x = load i32, i32* %p
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%b = udiv i32 42, %x
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%r = insertelement <4 x i32> undef, i32 %b, i32 0
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ret <4 x i32> %r
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}
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define <2 x i64> @udiv_op1_constant(i64* %p) nounwind {
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; ALL-LABEL: udiv_op1_constant:
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; ALL: # %bb.0:
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; ALL-NEXT: movq (%rdi), %rax
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; ALL-NEXT: shrq %rax
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; ALL-NEXT: movabsq $-4392081922311798003, %rcx # imm = 0xC30C30C30C30C30D
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; ALL-NEXT: mulq %rcx
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; ALL-NEXT: shrq $4, %rdx
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; ALL-NEXT: movq %rdx, %xmm0
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; ALL-NEXT: retq
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%x = load i64, i64* %p
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%b = udiv i64 %x, 42
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%r = insertelement <2 x i64> undef, i64 %b, i32 0
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ret <2 x i64> %r
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}
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define <2 x i64> @urem_op0_constant(i64* %p) nounwind {
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; ALL-LABEL: urem_op0_constant:
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; ALL: # %bb.0:
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; ALL-NEXT: movl $42, %eax
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; ALL-NEXT: xorl %edx, %edx
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; ALL-NEXT: divq (%rdi)
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; ALL-NEXT: movq %rdx, %xmm0
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; ALL-NEXT: retq
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%x = load i64, i64* %p
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%b = urem i64 42, %x
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%r = insertelement <2 x i64> undef, i64 %b, i32 0
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ret <2 x i64> %r
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}
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define <16 x i8> @urem_op1_constant(i8* %p) nounwind {
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; ALL-LABEL: urem_op1_constant:
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; ALL: # %bb.0:
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; ALL-NEXT: movb (%rdi), %cl
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; ALL-NEXT: movl %ecx, %eax
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; ALL-NEXT: shrb %al
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; ALL-NEXT: movzbl %al, %eax
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; ALL-NEXT: imull $49, %eax, %eax
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; ALL-NEXT: shrl $10, %eax
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; ALL-NEXT: movb $42, %dl
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; ALL-NEXT: # kill: def $al killed $al killed $eax
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; ALL-NEXT: mulb %dl
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; ALL-NEXT: subb %al, %cl
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; ALL-NEXT: movzbl %cl, %eax
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; ALL-NEXT: movd %eax, %xmm0
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; ALL-NEXT: retq
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%x = load i8, i8* %p
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%b = urem i8 %x, 42
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%r = insertelement <16 x i8> undef, i8 %b, i32 0
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ret <16 x i8> %r
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}
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define <4 x float> @fadd_op1_constant(float* %p) nounwind {
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; ALL-LABEL: fadd_op1_constant:
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; ALL: # %bb.0:
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; ALL-NEXT: movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
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; ALL-NEXT: addss {{.*}}(%rip), %xmm0
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; ALL-NEXT: retq
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%x = load float, float* %p
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%b = fadd float %x, 42.0
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%r = insertelement <4 x float> undef, float %b, i32 0
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ret <4 x float> %r
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}
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define <2 x double> @fsub_op1_constant(double* %p) nounwind {
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; ALL-LABEL: fsub_op1_constant:
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; ALL: # %bb.0:
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; ALL-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
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; ALL-NEXT: addsd {{.*}}(%rip), %xmm0
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; ALL-NEXT: retq
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%x = load double, double* %p
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%b = fsub double %x, 42.0
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%r = insertelement <2 x double> undef, double %b, i32 0
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ret <2 x double> %r
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}
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define <4 x float> @fsub_op0_constant(float* %p) nounwind {
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; ALL-LABEL: fsub_op0_constant:
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; ALL: # %bb.0:
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; ALL-NEXT: movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
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; ALL-NEXT: subss (%rdi), %xmm0
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; ALL-NEXT: retq
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%x = load float, float* %p
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%b = fsub float 42.0, %x
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%r = insertelement <4 x float> undef, float %b, i32 0
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ret <4 x float> %r
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}
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define <4 x float> @fmul_op1_constant(float* %p) nounwind {
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; ALL-LABEL: fmul_op1_constant:
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; ALL: # %bb.0:
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; ALL-NEXT: movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
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; ALL-NEXT: mulss {{.*}}(%rip), %xmm0
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; ALL-NEXT: retq
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%x = load float, float* %p
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%b = fmul float %x, 42.0
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%r = insertelement <4 x float> undef, float %b, i32 0
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ret <4 x float> %r
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}
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|
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define <2 x double> @fdiv_op1_constant(double* %p) nounwind {
|
||||
; ALL-LABEL: fdiv_op1_constant:
|
||||
; ALL: # %bb.0:
|
||||
; ALL-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
|
||||
; ALL-NEXT: divsd {{.*}}(%rip), %xmm0
|
||||
; ALL-NEXT: retq
|
||||
%x = load double, double* %p
|
||||
%b = fdiv double %x, 42.0
|
||||
%r = insertelement <2 x double> undef, double %b, i32 0
|
||||
ret <2 x double> %r
|
||||
}
|
||||
|
||||
define <4 x float> @fdiv_op0_constant(float* %p) nounwind {
|
||||
; ALL-LABEL: fdiv_op0_constant:
|
||||
; ALL: # %bb.0:
|
||||
; ALL-NEXT: movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
|
||||
; ALL-NEXT: divss (%rdi), %xmm0
|
||||
; ALL-NEXT: retq
|
||||
%x = load float, float* %p
|
||||
%b = fdiv float 42.0, %x
|
||||
%r = insertelement <4 x float> undef, float %b, i32 0
|
||||
ret <4 x float> %r
|
||||
}
|
||||
|
||||
define <4 x float> @frem_op1_constant(float* %p) nounwind {
|
||||
; ALL-LABEL: frem_op1_constant:
|
||||
; ALL: # %bb.0:
|
||||
; ALL-NEXT: pushq %rax
|
||||
; ALL-NEXT: movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
|
||||
; ALL-NEXT: movss {{.*#+}} xmm1 = mem[0],zero,zero,zero
|
||||
; ALL-NEXT: callq fmodf
|
||||
; ALL-NEXT: popq %rax
|
||||
; ALL-NEXT: retq
|
||||
%x = load float, float* %p
|
||||
%b = frem float %x, 42.0
|
||||
%r = insertelement <4 x float> undef, float %b, i32 0
|
||||
ret <4 x float> %r
|
||||
}
|
||||
|
||||
define <2 x double> @frem_op0_constant(double* %p) nounwind {
|
||||
; ALL-LABEL: frem_op0_constant:
|
||||
; ALL: # %bb.0:
|
||||
; ALL-NEXT: pushq %rax
|
||||
; ALL-NEXT: movsd {{.*#+}} xmm1 = mem[0],zero
|
||||
; ALL-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
|
||||
; ALL-NEXT: callq fmod
|
||||
; ALL-NEXT: popq %rax
|
||||
; ALL-NEXT: retq
|
||||
%x = load double, double* %p
|
||||
%b = frem double 42.0, %x
|
||||
%r = insertelement <2 x double> undef, double %b, i32 0
|
||||
ret <2 x double> %r
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user