mirror of
https://github.com/RPCS3/llvm-mirror.git
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44230570f6
This is essentially doing a 24-bit signed division with FP. We need to truncate to the N bit result. llvm-svn: 270305
224 lines
4.2 KiB
LLVM
224 lines
4.2 KiB
LLVM
;RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck --check-prefix=SI --check-prefix=GCN --check-prefix=FUNC %s
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;RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck --check-prefix=VI --check-prefix=GCN --check-prefix=FUNC %s
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;RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck --check-prefix=EG --check-prefix=FUNC %s
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;FUNC-LABEL: {{^}}test_udiv:
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;EG: RECIP_UINT
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;EG: LSHL {{.*}}, 1,
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN-NOT: v_mad_f32
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;SI-NOT: v_lshr_b64
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;VI-NOT: v_lshrrev_b64
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;GCN: s_endpgm
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define void @test_udiv(i64 addrspace(1)* %out, i64 %x, i64 %y) {
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%result = udiv i64 %x, %y
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store i64 %result, i64 addrspace(1)* %out
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ret void
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}
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;FUNC-LABEL: {{^}}test_urem:
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;EG: RECIP_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: BFE_UINT
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;EG: AND_INT {{.*}}, 1,
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN: s_bfe_u32
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;GCN-NOT: v_mad_f32
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;SI-NOT: v_lshr_b64
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;VI-NOT: v_lshrrev_b64
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;GCN: s_endpgm
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define void @test_urem(i64 addrspace(1)* %out, i64 %x, i64 %y) {
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%result = urem i64 %x, %y
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store i64 %result, i64 addrspace(1)* %out
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ret void
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}
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;FUNC-LABEL: {{^}}test_udiv3264:
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;EG: RECIP_UINT
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;EG-NOT: BFE_UINT
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;GCN-NOT: s_bfe_u32
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;GCN-NOT: v_mad_f32
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;SI-NOT: v_lshr_b64
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;VI-NOT: v_lshrrev_b64
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;GCN: s_endpgm
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define void @test_udiv3264(i64 addrspace(1)* %out, i64 %x, i64 %y) {
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%1 = lshr i64 %x, 33
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%2 = lshr i64 %y, 33
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%result = udiv i64 %1, %2
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store i64 %result, i64 addrspace(1)* %out
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ret void
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}
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;FUNC-LABEL: {{^}}test_urem3264:
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;EG: RECIP_UINT
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;EG-NOT: BFE_UINT
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;GCN-NOT: s_bfe_u32
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;GCN-NOT: v_mad_f32
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;SI-NOT: v_lshr_b64
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;VI-NOT: v_lshrrev_b64
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;GCN: s_endpgm
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define void @test_urem3264(i64 addrspace(1)* %out, i64 %x, i64 %y) {
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%1 = lshr i64 %x, 33
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%2 = lshr i64 %y, 33
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%result = urem i64 %1, %2
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store i64 %result, i64 addrspace(1)* %out
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ret void
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}
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;FUNC-LABEL: {{^}}test_udiv2364:
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;EG: UINT_TO_FLT
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;EG: UINT_TO_FLT
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;EG: FLT_TO_UINT
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;EG-NOT: RECIP_UINT
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;EG-NOT: BFE_UINT
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;SI-NOT: v_lshr_b64
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;VI-NOT: v_lshrrev_b64
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;GCN: v_mad_f32
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;GCN: s_endpgm
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define void @test_udiv2364(i64 addrspace(1)* %out, i64 %x, i64 %y) {
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%1 = lshr i64 %x, 41
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%2 = lshr i64 %y, 41
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%result = udiv i64 %1, %2
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store i64 %result, i64 addrspace(1)* %out
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ret void
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}
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;FUNC-LABEL: {{^}}test_urem2364:
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;EG: UINT_TO_FLT
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;EG: UINT_TO_FLT
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;EG: FLT_TO_UINT
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;EG-NOT: RECIP_UINT
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;EG-NOT: BFE_UINT
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;SI-NOT: v_lshr_b64
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;VI-NOT: v_lshrrev_b64
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;GCN: v_mad_f32
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;GCN: s_endpgm
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define void @test_urem2364(i64 addrspace(1)* %out, i64 %x, i64 %y) {
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%1 = lshr i64 %x, 41
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%2 = lshr i64 %y, 41
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%result = urem i64 %1, %2
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store i64 %result, i64 addrspace(1)* %out
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ret void
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}
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