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56077f5796
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@218776 91177308-0d34-0410-b5e6-96231b3b80d8
97 lines
4.0 KiB
LLVM
97 lines
4.0 KiB
LLVM
; RUN: llc -march=r600 -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI %s
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declare float @llvm.fma.f32(float, float, float) #1
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declare float @llvm.fmuladd.f32(float, float, float) #1
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declare i32 @llvm.AMDGPU.imad24(i32, i32, i32) #1
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; SI-LABEL: {{^}}test_sgpr_use_twice_binop:
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; SI: S_LOAD_DWORD [[SGPR:s[0-9]+]],
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; SI: V_ADD_F32_e64 [[RESULT:v[0-9]+]], [[SGPR]], [[SGPR]]
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; SI: BUFFER_STORE_DWORD [[RESULT]]
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define void @test_sgpr_use_twice_binop(float addrspace(1)* %out, float %a) #0 {
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%dbl = fadd float %a, %a
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store float %dbl, float addrspace(1)* %out, align 4
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ret void
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}
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; SI-LABEL: {{^}}test_sgpr_use_three_ternary_op:
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; SI: S_LOAD_DWORD [[SGPR:s[0-9]+]],
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; SI: V_FMA_F32 [[RESULT:v[0-9]+]], [[SGPR]], [[SGPR]], [[SGPR]]
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; SI: BUFFER_STORE_DWORD [[RESULT]]
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define void @test_sgpr_use_three_ternary_op(float addrspace(1)* %out, float %a) #0 {
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%fma = call float @llvm.fma.f32(float %a, float %a, float %a) #1
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store float %fma, float addrspace(1)* %out, align 4
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ret void
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}
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; SI-LABEL: {{^}}test_sgpr_use_twice_ternary_op_a_a_b:
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; SI: S_LOAD_DWORD [[SGPR0:s[0-9]+]], s{{\[[0-9]+:[0-9]+\]}}, 0xb
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; SI: S_LOAD_DWORD [[SGPR1:s[0-9]+]], s{{\[[0-9]+:[0-9]+\]}}, 0xc
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; SI: V_MOV_B32_e32 [[VGPR1:v[0-9]+]], [[SGPR1]]
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; SI: V_FMA_F32 [[RESULT:v[0-9]+]], [[SGPR0]], [[SGPR0]], [[VGPR1]]
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; SI: BUFFER_STORE_DWORD [[RESULT]]
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define void @test_sgpr_use_twice_ternary_op_a_a_b(float addrspace(1)* %out, float %a, float %b) #0 {
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%fma = call float @llvm.fma.f32(float %a, float %a, float %b) #1
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store float %fma, float addrspace(1)* %out, align 4
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ret void
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}
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; SI-LABEL: {{^}}test_sgpr_use_twice_ternary_op_a_b_a:
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; SI: S_LOAD_DWORD [[SGPR0:s[0-9]+]], s{{\[[0-9]+:[0-9]+\]}}, 0xb
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; SI: S_LOAD_DWORD [[SGPR1:s[0-9]+]], s{{\[[0-9]+:[0-9]+\]}}, 0xc
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; SI: V_MOV_B32_e32 [[VGPR1:v[0-9]+]], [[SGPR1]]
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; SI: V_FMA_F32 [[RESULT:v[0-9]+]], [[SGPR0]], [[VGPR1]], [[SGPR0]]
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; SI: BUFFER_STORE_DWORD [[RESULT]]
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define void @test_sgpr_use_twice_ternary_op_a_b_a(float addrspace(1)* %out, float %a, float %b) #0 {
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%fma = call float @llvm.fma.f32(float %a, float %b, float %a) #1
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store float %fma, float addrspace(1)* %out, align 4
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ret void
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}
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; SI-LABEL: {{^}}test_sgpr_use_twice_ternary_op_b_a_a:
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; SI: S_LOAD_DWORD [[SGPR0:s[0-9]+]], s{{\[[0-9]+:[0-9]+\]}}, 0xb
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; SI: S_LOAD_DWORD [[SGPR1:s[0-9]+]], s{{\[[0-9]+:[0-9]+\]}}, 0xc
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; SI: V_MOV_B32_e32 [[VGPR1:v[0-9]+]], [[SGPR1]]
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; SI: V_FMA_F32 [[RESULT:v[0-9]+]], [[VGPR1]], [[SGPR0]], [[SGPR0]]
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; SI: BUFFER_STORE_DWORD [[RESULT]]
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define void @test_sgpr_use_twice_ternary_op_b_a_a(float addrspace(1)* %out, float %a, float %b) #0 {
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%fma = call float @llvm.fma.f32(float %b, float %a, float %a) #1
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store float %fma, float addrspace(1)* %out, align 4
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ret void
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}
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; SI-LABEL: {{^}}test_sgpr_use_twice_ternary_op_a_a_imm:
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; SI: S_LOAD_DWORD [[SGPR:s[0-9]+]]
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; SI: V_FMA_F32 [[RESULT:v[0-9]+]], [[SGPR]], [[SGPR]], 2.0
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; SI: BUFFER_STORE_DWORD [[RESULT]]
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define void @test_sgpr_use_twice_ternary_op_a_a_imm(float addrspace(1)* %out, float %a) #0 {
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%fma = call float @llvm.fma.f32(float %a, float %a, float 2.0) #1
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store float %fma, float addrspace(1)* %out, align 4
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ret void
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}
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; SI-LABEL: {{^}}test_sgpr_use_twice_ternary_op_a_imm_a:
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; SI: S_LOAD_DWORD [[SGPR:s[0-9]+]]
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; SI: V_FMA_F32 [[RESULT:v[0-9]+]], [[SGPR]], 2.0, [[SGPR]]
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; SI: BUFFER_STORE_DWORD [[RESULT]]
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define void @test_sgpr_use_twice_ternary_op_a_imm_a(float addrspace(1)* %out, float %a) #0 {
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%fma = call float @llvm.fma.f32(float %a, float 2.0, float %a) #1
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store float %fma, float addrspace(1)* %out, align 4
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ret void
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}
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; Don't use fma since fma c, x, y is canonicalized to fma x, c, y
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; SI-LABEL: {{^}}test_sgpr_use_twice_ternary_op_imm_a_a:
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; SI: S_LOAD_DWORD [[SGPR:s[0-9]+]]
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; SI: V_MAD_I32_I24 [[RESULT:v[0-9]+]], 2, [[SGPR]], [[SGPR]]
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; SI: BUFFER_STORE_DWORD [[RESULT]]
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define void @test_sgpr_use_twice_ternary_op_imm_a_a(i32 addrspace(1)* %out, i32 %a) #0 {
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%fma = call i32 @llvm.AMDGPU.imad24(i32 2, i32 %a, i32 %a) #1
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store i32 %fma, i32 addrspace(1)* %out, align 4
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ret void
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}
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attributes #0 = { nounwind }
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attributes #1 = { nounwind readnone }
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