190 lines
7.1 KiB
LLVM
190 lines
7.1 KiB
LLVM
; RUN: llc -march=amdgcn -mcpu=SI < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
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declare i32 @llvm.r600.read.tidig.x() nounwind readnone
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; FUNC-LABEL: @v_test_imin_sle_i32
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; SI: v_min_i32_e32
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define void @v_test_imin_sle_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %aptr, i32 addrspace(1)* %bptr) nounwind {
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%tid = call i32 @llvm.r600.read.tidig.x() nounwind readnone
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%gep0 = getelementptr i32, i32 addrspace(1)* %aptr, i32 %tid
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%gep1 = getelementptr i32, i32 addrspace(1)* %bptr, i32 %tid
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%outgep = getelementptr i32, i32 addrspace(1)* %out, i32 %tid
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%a = load i32, i32 addrspace(1)* %gep0, align 4
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%b = load i32, i32 addrspace(1)* %gep1, align 4
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%cmp = icmp sle i32 %a, %b
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%val = select i1 %cmp, i32 %a, i32 %b
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store i32 %val, i32 addrspace(1)* %outgep, align 4
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ret void
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}
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; FUNC-LABEL: @s_test_imin_sle_i32
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; SI: s_min_i32
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define void @s_test_imin_sle_i32(i32 addrspace(1)* %out, i32 %a, i32 %b) nounwind {
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%cmp = icmp sle i32 %a, %b
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%val = select i1 %cmp, i32 %a, i32 %b
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store i32 %val, i32 addrspace(1)* %out, align 4
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ret void
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}
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; FUNC-LABEL: @v_test_imin_slt_i32
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; SI: v_min_i32_e32
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define void @v_test_imin_slt_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %aptr, i32 addrspace(1)* %bptr) nounwind {
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%tid = call i32 @llvm.r600.read.tidig.x() nounwind readnone
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%gep0 = getelementptr i32, i32 addrspace(1)* %aptr, i32 %tid
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%gep1 = getelementptr i32, i32 addrspace(1)* %bptr, i32 %tid
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%outgep = getelementptr i32, i32 addrspace(1)* %out, i32 %tid
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%a = load i32, i32 addrspace(1)* %gep0, align 4
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%b = load i32, i32 addrspace(1)* %gep1, align 4
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%cmp = icmp slt i32 %a, %b
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%val = select i1 %cmp, i32 %a, i32 %b
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store i32 %val, i32 addrspace(1)* %outgep, align 4
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ret void
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}
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; FUNC-LABEL: @s_test_imin_slt_i32
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; SI: s_min_i32
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define void @s_test_imin_slt_i32(i32 addrspace(1)* %out, i32 %a, i32 %b) nounwind {
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%cmp = icmp slt i32 %a, %b
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%val = select i1 %cmp, i32 %a, i32 %b
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store i32 %val, i32 addrspace(1)* %out, align 4
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ret void
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}
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; FUNC-LABEL: {{^}}s_test_imin_slt_imm_i32:
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; SI: s_min_i32 {{s[0-9]+}}, {{s[0-9]+}}, 8
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define void @s_test_imin_slt_imm_i32(i32 addrspace(1)* %out, i32 %a) nounwind {
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%cmp = icmp slt i32 %a, 8
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%val = select i1 %cmp, i32 %a, i32 8
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store i32 %val, i32 addrspace(1)* %out, align 4
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ret void
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}
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; FUNC-LABEL: {{^}}s_test_imin_sle_imm_i32:
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; SI: s_min_i32 {{s[0-9]+}}, {{s[0-9]+}}, 8
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define void @s_test_imin_sle_imm_i32(i32 addrspace(1)* %out, i32 %a) nounwind {
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%cmp = icmp sle i32 %a, 8
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%val = select i1 %cmp, i32 %a, i32 8
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store i32 %val, i32 addrspace(1)* %out, align 4
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ret void
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}
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; FUNC-LABEL: @v_test_umin_ule_i32
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; SI: v_min_u32_e32
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define void @v_test_umin_ule_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %aptr, i32 addrspace(1)* %bptr) nounwind {
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%tid = call i32 @llvm.r600.read.tidig.x() nounwind readnone
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%gep0 = getelementptr i32, i32 addrspace(1)* %aptr, i32 %tid
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%gep1 = getelementptr i32, i32 addrspace(1)* %bptr, i32 %tid
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%outgep = getelementptr i32, i32 addrspace(1)* %out, i32 %tid
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%a = load i32, i32 addrspace(1)* %gep0, align 4
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%b = load i32, i32 addrspace(1)* %gep1, align 4
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%cmp = icmp ule i32 %a, %b
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%val = select i1 %cmp, i32 %a, i32 %b
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store i32 %val, i32 addrspace(1)* %outgep, align 4
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ret void
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}
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; FUNC-LABEL: @s_test_umin_ule_i32
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; SI: s_min_u32
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define void @s_test_umin_ule_i32(i32 addrspace(1)* %out, i32 %a, i32 %b) nounwind {
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%cmp = icmp ule i32 %a, %b
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%val = select i1 %cmp, i32 %a, i32 %b
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store i32 %val, i32 addrspace(1)* %out, align 4
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ret void
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}
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; FUNC-LABEL: @v_test_umin_ult_i32
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; SI: v_min_u32_e32
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define void @v_test_umin_ult_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %aptr, i32 addrspace(1)* %bptr) nounwind {
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%tid = call i32 @llvm.r600.read.tidig.x() nounwind readnone
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%gep0 = getelementptr i32, i32 addrspace(1)* %aptr, i32 %tid
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%gep1 = getelementptr i32, i32 addrspace(1)* %bptr, i32 %tid
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%outgep = getelementptr i32, i32 addrspace(1)* %out, i32 %tid
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%a = load i32, i32 addrspace(1)* %gep0, align 4
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%b = load i32, i32 addrspace(1)* %gep1, align 4
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%cmp = icmp ult i32 %a, %b
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%val = select i1 %cmp, i32 %a, i32 %b
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store i32 %val, i32 addrspace(1)* %outgep, align 4
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ret void
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}
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; FUNC-LABEL: @s_test_umin_ult_i32
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; SI: s_min_u32
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define void @s_test_umin_ult_i32(i32 addrspace(1)* %out, i32 %a, i32 %b) nounwind {
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%cmp = icmp ult i32 %a, %b
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%val = select i1 %cmp, i32 %a, i32 %b
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store i32 %val, i32 addrspace(1)* %out, align 4
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ret void
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}
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; FUNC-LABEL: @v_test_umin_ult_i32_multi_use
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; SI-NOT: v_min
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; SI: v_cmp_lt_u32
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; SI-NEXT: v_cndmask_b32
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; SI-NOT: v_min
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; SI: s_endpgm
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define void @v_test_umin_ult_i32_multi_use(i32 addrspace(1)* %out0, i1 addrspace(1)* %out1, i32 addrspace(1)* %aptr, i32 addrspace(1)* %bptr) nounwind {
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%tid = call i32 @llvm.r600.read.tidig.x() nounwind readnone
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%gep0 = getelementptr i32, i32 addrspace(1)* %aptr, i32 %tid
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%gep1 = getelementptr i32, i32 addrspace(1)* %bptr, i32 %tid
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%outgep0 = getelementptr i32, i32 addrspace(1)* %out0, i32 %tid
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%outgep1 = getelementptr i1, i1 addrspace(1)* %out1, i32 %tid
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%a = load i32, i32 addrspace(1)* %gep0, align 4
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%b = load i32, i32 addrspace(1)* %gep1, align 4
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%cmp = icmp ult i32 %a, %b
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%val = select i1 %cmp, i32 %a, i32 %b
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store i32 %val, i32 addrspace(1)* %outgep0, align 4
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store i1 %cmp, i1 addrspace(1)* %outgep1
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ret void
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}
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; Make sure redundant and removed
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; FUNC-LABEL: {{^}}simplify_demanded_bits_test_umin_ult_i16:
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; SI-DAG: s_load_dword [[A:s[0-9]+]], {{s\[[0-9]+:[0-9]+\]}}, 0xb
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; SI-DAG: s_load_dword [[B:s[0-9]+]], {{s\[[0-9]+:[0-9]+\]}}, 0xc
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; SI: s_min_u32 [[MIN:s[0-9]+]], [[A]], [[B]]
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; SI-NEXT: v_mov_b32_e32 [[VMIN:v[0-9]+]], [[MIN]]
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; SI-NEXT: buffer_store_dword [[VMIN]]
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define void @simplify_demanded_bits_test_umin_ult_i16(i32 addrspace(1)* %out, i16 zeroext %a, i16 zeroext %b) nounwind {
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%a.ext = zext i16 %a to i32
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%b.ext = zext i16 %b to i32
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%cmp = icmp ult i32 %a.ext, %b.ext
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%val = select i1 %cmp, i32 %a.ext, i32 %b.ext
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%mask = and i32 %val, 65535
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store i32 %mask, i32 addrspace(1)* %out
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ret void
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}
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; Make sure redundant sign_extend_inreg removed.
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; FUNC-LABEL: {{^}}simplify_demanded_bits_test_min_slt_i16:
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; SI-DAG: s_load_dword [[A:s[0-9]+]], {{s\[[0-9]+:[0-9]+\]}}, 0xb
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; SI-DAG: s_load_dword [[B:s[0-9]+]], {{s\[[0-9]+:[0-9]+\]}}, 0xc
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; SI: s_min_i32 [[MIN:s[0-9]+]], [[A]], [[B]]
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; SI-NEXT: v_mov_b32_e32 [[VMIN:v[0-9]+]], [[MIN]]
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; SI-NEXT: buffer_store_dword [[VMIN]]
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define void @simplify_demanded_bits_test_min_slt_i16(i32 addrspace(1)* %out, i16 signext %a, i16 signext %b) nounwind {
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%a.ext = sext i16 %a to i32
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%b.ext = sext i16 %b to i32
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%cmp = icmp slt i32 %a.ext, %b.ext
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%val = select i1 %cmp, i32 %a.ext, i32 %b.ext
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%shl = shl i32 %val, 16
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%sextinreg = ashr i32 %shl, 16
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store i32 %sextinreg, i32 addrspace(1)* %out
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ret void
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}
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; FIXME: Should get match min/max through extends inserted by
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; legalization.
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; FUNC-LABEL: {{^}}s_test_imin_sle_i16:
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; SI: s_sext_i32_i16
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; SI: s_sext_i32_i16
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; SI: v_cmp_le_i32_e32
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; SI: v_cndmask_b32
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define void @s_test_imin_sle_i16(i16 addrspace(1)* %out, i16 %a, i16 %b) nounwind {
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%cmp = icmp sle i16 %a, %b
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%val = select i1 %cmp, i16 %a, i16 %b
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store i16 %val, i16 addrspace(1)* %out
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ret void
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}
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