derek.holloway
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116 lines
4.3 KiB
LLVM
116 lines
4.3 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
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; RUN: llc -global-isel=0 -mtriple=amdgcn -mcpu=gfx90a < %s | FileCheck %s
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; RUN: llc -global-isel=1 -new-reg-bank-select -mtriple=amdgcn -mcpu=gfx90a < %s | FileCheck --check-prefix=GISEL %s
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define void @test_kill(ptr %src, ptr %dst, i1 %c) {
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; CHECK-LABEL: test_kill:
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; CHECK: ; %bb.0:
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; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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; CHECK-NEXT: flat_load_dword v0, v[0:1]
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; CHECK-NEXT: v_and_b32_e32 v1, 1, v4
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; CHECK-NEXT: v_cmp_eq_u32_e32 vcc, 1, v1
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; CHECK-NEXT: s_mov_b64 s[4:5], exec
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; CHECK-NEXT: s_andn2_b64 s[6:7], exec, vcc
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; CHECK-NEXT: s_andn2_b64 s[4:5], s[4:5], s[6:7]
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; CHECK-NEXT: s_cbranch_scc0 .LBB0_2
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; CHECK-NEXT: ; %bb.1:
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; CHECK-NEXT: s_and_b64 exec, exec, s[4:5]
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; CHECK-NEXT: s_waitcnt vmcnt(0) lgkmcnt(0)
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; CHECK-NEXT: flat_store_dword v[2:3], v0
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; CHECK-NEXT: s_waitcnt vmcnt(0) lgkmcnt(0)
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; CHECK-NEXT: s_setpc_b64 s[30:31]
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; CHECK-NEXT: .LBB0_2:
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; CHECK-NEXT: s_mov_b64 exec, 0
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; CHECK-NEXT: s_endpgm
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;
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; GISEL-LABEL: test_kill:
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; GISEL: ; %bb.0:
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; GISEL-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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; GISEL-NEXT: flat_load_dword v0, v[0:1]
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; GISEL-NEXT: v_and_b32_e32 v1, 1, v4
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; GISEL-NEXT: v_cmp_ne_u32_e32 vcc, 0, v1
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; GISEL-NEXT: s_mov_b64 s[4:5], exec
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; GISEL-NEXT: s_andn2_b64 s[6:7], exec, vcc
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; GISEL-NEXT: s_andn2_b64 s[4:5], s[4:5], s[6:7]
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; GISEL-NEXT: s_cbranch_scc0 .LBB0_4
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; GISEL-NEXT: ; %bb.1:
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; GISEL-NEXT: s_and_b64 exec, exec, s[4:5]
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; GISEL-NEXT: ; %bb.2: ; %cont
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; GISEL-NEXT: s_waitcnt vmcnt(0) lgkmcnt(0)
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; GISEL-NEXT: flat_store_dword v[2:3], v0
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; GISEL-NEXT: s_waitcnt vmcnt(0) lgkmcnt(0)
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; GISEL-NEXT: s_setpc_b64 s[30:31]
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; GISEL-NEXT: .LBB0_3: ; Inline asm indirect target
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; GISEL-NEXT: ; %kill
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; GISEL-NEXT: ; Label of block must be emitted
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; GISEL-NEXT: ; divergent unreachable
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; GISEL-NEXT: s_waitcnt vmcnt(0) lgkmcnt(0)
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; GISEL-NEXT: s_setpc_b64 s[30:31]
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; GISEL-NEXT: .LBB0_4:
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; GISEL-NEXT: s_mov_b64 exec, 0
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; GISEL-NEXT: s_endpgm
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%a = load i32, ptr %src, align 4
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callbr void @llvm.amdgcn.kill(i1 %c) to label %cont [label %kill]
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kill:
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unreachable
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cont:
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store i32 %a, ptr %dst, align 4
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ret void
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}
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define void @test_kill_block_order(ptr %src, ptr %dst, i1 %c) {
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; CHECK-LABEL: test_kill_block_order:
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; CHECK: ; %bb.0:
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; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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; CHECK-NEXT: flat_load_dword v0, v[0:1]
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; CHECK-NEXT: v_and_b32_e32 v1, 1, v4
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; CHECK-NEXT: v_cmp_eq_u32_e32 vcc, 1, v1
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; CHECK-NEXT: s_mov_b64 s[4:5], exec
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; CHECK-NEXT: s_andn2_b64 s[6:7], exec, vcc
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; CHECK-NEXT: s_andn2_b64 s[4:5], s[4:5], s[6:7]
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; CHECK-NEXT: s_cbranch_scc0 .LBB1_2
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; CHECK-NEXT: ; %bb.1:
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; CHECK-NEXT: s_and_b64 exec, exec, s[4:5]
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; CHECK-NEXT: s_waitcnt vmcnt(0) lgkmcnt(0)
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; CHECK-NEXT: flat_store_dword v[2:3], v0
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; CHECK-NEXT: s_waitcnt vmcnt(0) lgkmcnt(0)
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; CHECK-NEXT: s_setpc_b64 s[30:31]
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; CHECK-NEXT: .LBB1_2:
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; CHECK-NEXT: s_mov_b64 exec, 0
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; CHECK-NEXT: s_endpgm
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;
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; GISEL-LABEL: test_kill_block_order:
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; GISEL: ; %bb.0:
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; GISEL-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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; GISEL-NEXT: flat_load_dword v0, v[0:1]
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; GISEL-NEXT: v_and_b32_e32 v1, 1, v4
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; GISEL-NEXT: v_cmp_ne_u32_e32 vcc, 0, v1
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; GISEL-NEXT: s_mov_b64 s[4:5], exec
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; GISEL-NEXT: s_andn2_b64 s[6:7], exec, vcc
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; GISEL-NEXT: s_andn2_b64 s[4:5], s[4:5], s[6:7]
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; GISEL-NEXT: s_cbranch_scc0 .LBB1_4
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; GISEL-NEXT: ; %bb.1:
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; GISEL-NEXT: s_and_b64 exec, exec, s[4:5]
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; GISEL-NEXT: ; %bb.2: ; %cont
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; GISEL-NEXT: s_waitcnt vmcnt(0) lgkmcnt(0)
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; GISEL-NEXT: flat_store_dword v[2:3], v0
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; GISEL-NEXT: s_waitcnt vmcnt(0) lgkmcnt(0)
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; GISEL-NEXT: s_setpc_b64 s[30:31]
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; GISEL-NEXT: .LBB1_3: ; Inline asm indirect target
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; GISEL-NEXT: ; %kill
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; GISEL-NEXT: ; Label of block must be emitted
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; GISEL-NEXT: ; divergent unreachable
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; GISEL-NEXT: s_waitcnt vmcnt(0) lgkmcnt(0)
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; GISEL-NEXT: s_setpc_b64 s[30:31]
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; GISEL-NEXT: .LBB1_4:
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; GISEL-NEXT: s_mov_b64 exec, 0
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; GISEL-NEXT: s_endpgm
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%a = load i32, ptr %src, align 4
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callbr void @llvm.amdgcn.kill(i1 %c) to label %cont [label %kill]
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cont:
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store i32 %a, ptr %dst, align 4
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ret void
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kill:
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unreachable
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}
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