65 lines
1.9 KiB
LLVM
65 lines
1.9 KiB
LLVM
; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s
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; Test using an integer literal constant.
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; Generated ASM should be:
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; ADD_INT KC0[2].Z literal.x, 5
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; or
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; ADD_INT literal.x KC0[2].Z, 5
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; CHECK: {{^}}i32_literal:
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; CHECK: ADD_INT {{\** *}}T{{[0-9]\.[XYZW]}}, KC0[2].Z, literal.x
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; CHECK-NEXT: LSHR
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; CHECK-NEXT: 5
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define void @i32_literal(i32 addrspace(1)* %out, i32 %in) {
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entry:
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%0 = add i32 5, %in
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store i32 %0, i32 addrspace(1)* %out
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ret void
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}
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; Test using a float literal constant.
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; Generated ASM should be:
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; ADD KC0[2].Z literal.x, 5.0
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; or
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; ADD literal.x KC0[2].Z, 5.0
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; CHECK: {{^}}float_literal:
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; CHECK: ADD {{\** *}}T{{[0-9]\.[XYZW]}}, KC0[2].Z, literal.x
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; CHECK-NEXT: LSHR
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; CHECK-NEXT: 1084227584(5.0
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define void @float_literal(float addrspace(1)* %out, float %in) {
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entry:
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%0 = fadd float 5.0, %in
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store float %0, float addrspace(1)* %out
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ret void
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}
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; Make sure inline literals are folded into REG_SEQUENCE instructions.
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; CHECK: {{^}}inline_literal_reg_sequence:
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; CHECK: MOV {{\** *}}T[[GPR:[0-9]]].X, 0.0
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; CHECK-NEXT: MOV {{\** *}}T[[GPR]].Y, 0.0
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; CHECK-NEXT: MOV {{\** *}}T[[GPR]].Z, 0.0
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; CHECK-NEXT: MOV {{\** *}}T[[GPR]].W, 0.0
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define void @inline_literal_reg_sequence(<4 x i32> addrspace(1)* %out) {
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entry:
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store <4 x i32> <i32 0, i32 0, i32 0, i32 0>, <4 x i32> addrspace(1)* %out
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ret void
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}
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; CHECK: {{^}}inline_literal_dot4:
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; CHECK: DOT4 T[[GPR:[0-9]]].X, 1.0
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; CHECK-NEXT: DOT4 T[[GPR]].Y (MASKED), 1.0
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; CHECK-NEXT: DOT4 T[[GPR]].Z (MASKED), 1.0
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; CHECK-NEXT: DOT4 * T[[GPR]].W (MASKED), 1.0
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define void @inline_literal_dot4(float addrspace(1)* %out) {
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entry:
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%0 = call float @llvm.AMDGPU.dp4(<4 x float> <float 1.0, float 1.0, float 1.0, float 1.0>, <4 x float> <float 1.0, float 1.0, float 1.0, float 1.0>)
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store float %0, float addrspace(1)* %out
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ret void
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}
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declare float @llvm.AMDGPU.dp4(<4 x float>, <4 x float>) #1
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attributes #1 = { readnone }
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