55 lines
1.9 KiB
LLVM
55 lines
1.9 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
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; RUN: llc -mtriple=amdgcn -mcpu=gfx90a < %s | FileCheck %s
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define void @callbr_inline_asm(ptr %src, ptr %dst1, ptr %dst2, i32 %c) {
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; CHECK-LABEL: callbr_inline_asm:
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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: ;;#ASMSTART
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; CHECK-NEXT: v_cmp_gt_i32 vcc v6, 42; s_cbranch_vccnz .LBB0_2
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; CHECK-NEXT: ;;#ASMEND
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; CHECK-NEXT: ; %bb.1: ; %fallthrough
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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: ; Inline asm indirect target
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; CHECK-NEXT: ; %indirect
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; CHECK-NEXT: ; Label of block must be emitted
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; CHECK-NEXT: s_waitcnt vmcnt(0) lgkmcnt(0)
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; CHECK-NEXT: flat_store_dword v[4:5], 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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%a = load i32, ptr %src, align 4
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callbr void asm "v_cmp_gt_i32 vcc $0, 42; s_cbranch_vccnz ${1:l}", "r,!i"(i32 %c) to label %fallthrough [label %indirect]
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fallthrough:
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store i32 %a, ptr %dst1, align 4
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br label %ret
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indirect:
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store i32 %a, ptr %dst2, align 4
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br label %ret
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ret:
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ret void
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}
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define void @callbr_self_loop(i1 %c) {
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; CHECK-LABEL: callbr_self_loop:
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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: .LBB1_1: ; %callbr
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; CHECK-NEXT: ; =>This Inner Loop Header: Depth=1
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; CHECK-NEXT: ;;#ASMSTART
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; CHECK-NEXT: ;;#ASMEND
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; CHECK-NEXT: s_branch .LBB1_1
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; CHECK-NEXT: .LBB1_2: ; Inline asm indirect target
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; CHECK-NEXT: ; %callbr.target.ret
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; CHECK-NEXT: ; Label of block must be emitted
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; CHECK-NEXT: s_setpc_b64 s[30:31]
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br label %callbr
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callbr:
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callbr void asm "", "!i"() to label %callbr [label %ret]
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ret:
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ret void
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}
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