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Differential D96340 Diff 323224 llvm/test/CodeGen/AMDGPU/unstructured-cfg-def-use-issue.ll

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llvm/test/CodeGen/AMDGPU/unstructured-cfg-def-use-issue.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: llc -mtriple=amdgcn-amdhsa -verify-machineinstrs -simplifycfg-require-and-preserve-domtree=1 < %s | FileCheck -check-prefix=GCN %s ; RUN: llc -mtriple=amdgcn-amdhsa -verify-machineinstrs -simplifycfg-require-and-preserve-domtree=1 < %s | FileCheck -check-prefix=GCN %s
; RUN: opt -S -si-annotate-control-flow -mtriple=amdgcn-amdhsa -verify-machineinstrs -simplifycfg-require-and-preserve-domtree=1 < %s | FileCheck -check-prefix=SI-OPT %s ; RUN: opt -S -si-annotate-control-flow -mtriple=amdgcn-amdhsa -verify-machineinstrs -simplifycfg-require-and-preserve-domtree=1 < %s | FileCheck -check-prefix=SI-OPT %s
define hidden void @widget() { define hidden void @widget() {
; GCN-LABEL: widget: ; GCN-LABEL: widget:
; GCN: ; %bb.0: ; %bb ; GCN: ; %bb.0: ; %bb
; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT: s_or_saveexec_b64 s[4:5], -1 ; GCN-NEXT: s_or_saveexec_b64 s[16:17], -1
; GCN-NEXT: buffer_store_dword v40, off, s[0:3], s32 ; 4-byte Folded Spill ; GCN-NEXT: buffer_store_dword v40, off, s[0:3], s32 ; 4-byte Folded Spill
; GCN-NEXT: s_mov_b64 exec, s[4:5] ; GCN-NEXT: s_mov_b64 exec, s[16:17]
; GCN-NEXT: v_writelane_b32 v40, s33, 2 ; GCN-NEXT: v_writelane_b32 v40, s33, 2
; GCN-NEXT: s_mov_b32 s33, s32 ; GCN-NEXT: s_mov_b32 s33, s32
; GCN-NEXT: s_add_u32 s32, s32, 0x400 ; GCN-NEXT: s_add_u32 s32, s32, 0x400
; GCN-NEXT: v_writelane_b32 v40, s30, 0
; GCN-NEXT: v_writelane_b32 v40, s31, 1
; GCN-NEXT: v_mov_b32_e32 v0, 0 ; GCN-NEXT: v_mov_b32_e32 v0, 0
; GCN-NEXT: v_mov_b32_e32 v1, 0 ; GCN-NEXT: v_mov_b32_e32 v1, 0
; GCN-NEXT: flat_load_dword v0, v[0:1] ; GCN-NEXT: flat_load_dword v0, v[0:1]
; GCN-NEXT: s_waitcnt vmcnt(0) ; GCN-NEXT: s_waitcnt vmcnt(0)
; GCN-NEXT: v_cmp_gt_i32_e32 vcc, 21, v0 ; GCN-NEXT: v_cmp_gt_i32_e32 vcc, 21, v0
; GCN-NEXT: s_and_b64 vcc, exec, vcc ; GCN-NEXT: s_and_b64 vcc, exec, vcc
; GCN-NEXT: v_writelane_b32 v40, s30, 0
; GCN-NEXT: v_writelane_b32 v40, s31, 1
; GCN-NEXT: s_cbranch_vccz BB0_3 ; GCN-NEXT: s_cbranch_vccz BB0_3
; GCN-NEXT: ; %bb.1: ; %bb4 ; GCN-NEXT: ; %bb.1: ; %bb4
; GCN-NEXT: v_cmp_ne_u32_e32 vcc, 9, v0 ; GCN-NEXT: v_cmp_ne_u32_e32 vcc, 9, v0
; GCN-NEXT: s_and_b64 vcc, exec, vcc ; GCN-NEXT: s_and_b64 vcc, exec, vcc
; GCN-NEXT: s_cbranch_vccnz BB0_4 ; GCN-NEXT: s_cbranch_vccnz BB0_4
; GCN-NEXT: ; %bb.2: ; %bb7 ; GCN-NEXT: ; %bb.2: ; %bb7
; GCN-NEXT: s_getpc_b64 s[4:5] ; GCN-NEXT: s_getpc_b64 s[16:17]
; GCN-NEXT: s_add_u32 s4, s4, wibble@rel32@lo+4 ; GCN-NEXT: s_add_u32 s16, s16, wibble@rel32@lo+4
; GCN-NEXT: s_addc_u32 s5, s5, wibble@rel32@hi+12 ; GCN-NEXT: s_addc_u32 s17, s17, wibble@rel32@hi+12
; GCN-NEXT: s_swappc_b64 s[30:31], s[4:5] ; GCN-NEXT: s_swappc_b64 s[30:31], s[16:17]
; GCN-NEXT: s_branch BB0_7 ; GCN-NEXT: s_branch BB0_7
; GCN-NEXT: BB0_3: ; %bb2 ; GCN-NEXT: BB0_3: ; %bb2
; GCN-NEXT: v_cmp_eq_u32_e32 vcc, 21, v0 ; GCN-NEXT: v_cmp_eq_u32_e32 vcc, 21, v0
; GCN-NEXT: s_and_b64 vcc, exec, vcc ; GCN-NEXT: s_and_b64 vcc, exec, vcc
; GCN-NEXT: s_cbranch_vccnz BB0_6 ; GCN-NEXT: s_cbranch_vccnz BB0_6
; GCN-NEXT: BB0_4: ; %bb9 ; GCN-NEXT: BB0_4: ; %bb9
; GCN-NEXT: s_getpc_b64 s[4:5] ; GCN-NEXT: s_getpc_b64 s[16:17]
; GCN-NEXT: s_add_u32 s4, s4, wibble@rel32@lo+4 ; GCN-NEXT: s_add_u32 s16, s16, wibble@rel32@lo+4
; GCN-NEXT: s_addc_u32 s5, s5, wibble@rel32@hi+12 ; GCN-NEXT: s_addc_u32 s17, s17, wibble@rel32@hi+12
; GCN-NEXT: s_swappc_b64 s[30:31], s[4:5] ; GCN-NEXT: s_swappc_b64 s[30:31], s[16:17]
; GCN-NEXT: v_cmp_lt_f32_e32 vcc, 0, v0 ; GCN-NEXT: v_cmp_lt_f32_e32 vcc, 0, v0
; GCN-NEXT: s_and_saveexec_b64 s[4:5], vcc ; GCN-NEXT: s_and_saveexec_b64 s[4:5], vcc
; GCN-NEXT: s_cbranch_execnz BB0_7 ; GCN-NEXT: s_cbranch_execnz BB0_7
; GCN-NEXT: ; %bb.5: ; %bb9.bb12_crit_edge ; GCN-NEXT: ; %bb.5: ; %bb9.bb12_crit_edge
; GCN-NEXT: s_or_b64 exec, exec, s[4:5] ; GCN-NEXT: s_or_b64 exec, exec, s[4:5]
; GCN-NEXT: BB0_6: ; %bb12 ; GCN-NEXT: BB0_6: ; %bb12
; GCN-NEXT: v_mov_b32_e32 v2, 0 ; GCN-NEXT: v_mov_b32_e32 v2, 0
; GCN-NEXT: v_mov_b32_e32 v0, 0 ; GCN-NEXT: v_mov_b32_e32 v0, 0
; GCN-NEXT: v_mov_b32_e32 v1, 0 ; GCN-NEXT: v_mov_b32_e32 v1, 0
; GCN-NEXT: flat_store_dword v[0:1], v2 ; GCN-NEXT: flat_store_dword v[0:1], v2
; GCN-NEXT: BB0_7: ; %UnifiedReturnBlock ; GCN-NEXT: BB0_7: ; %UnifiedReturnBlock
; GCN-NEXT: v_readlane_b32 s4, v40, 0 ; GCN-NEXT: v_readlane_b32 s4, v40, 0
; GCN-NEXT: v_readlane_b32 s5, v40, 1 ; GCN-NEXT: v_readlane_b32 s5, v40, 1
; GCN-NEXT: s_sub_u32 s32, s32, 0x400 ; GCN-NEXT: s_sub_u32 s32, s32, 0x400
; GCN-NEXT: v_readlane_b32 s33, v40, 2 ; GCN-NEXT: v_readlane_b32 s33, v40, 2
; GCN-NEXT: s_or_saveexec_b64 s[6:7], -1 ; GCN-NEXT: s_or_saveexec_b64 s[6:7], -1
; GCN-NEXT: buffer_load_dword v40, off, s[0:3], s32 ; 4-byte Folded Reload ; GCN-NEXT: buffer_load_dword v40, off, s[0:3], s32 ; 4-byte Folded Reload
; GCN-NEXT: s_mov_b64 exec, s[6:7] ; GCN-NEXT: s_mov_b64 exec, s[6:7]
; GCN-NEXT: s_waitcnt vmcnt(0) ; GCN-NEXT: s_waitcnt vmcnt(0)
; GCN-NEXT: s_setpc_b64 s[4:5] ; GCN-NEXT: s_setpc_b64 s[4:5]
; SI-OPT-LABEL: @widget( ; SI-OPT-LABEL: @widget(
; SI-OPT-NEXT: bb: ; SI-OPT-NEXT: bb:
; SI-OPT-NEXT: [[TMP:%.*]] = load i32, i32 addrspace(1)* null, align 16 ; SI-OPT-NEXT: [[TMP:%.*]] = load i32, i32 addrspace(1)* null, align 16
; SI-OPT-NEXT: [[TMP1:%.*]] = icmp slt i32 [[TMP]], 21 ; SI-OPT-NEXT: [[TMP1:%.*]] = icmp slt i32 [[TMP]], 21
; SI-OPT-NEXT: br i1 [[TMP1]], label [[BB4:%.*]], label [[BB2:%.*]] ; SI-OPT-NEXT: br i1 [[TMP1]], label [[BB4:%.*]], label [[BB2:%.*]]
; SI-OPT: bb2: ; SI-OPT: bb2:
; SI-OPT-NEXT: [[TMP3:%.*]] = icmp eq i32 [[TMP]], 21 ; SI-OPT-NEXT: [[TMP3:%.*]] = icmp eq i32 [[TMP]], 21
; SI-OPT-NEXT: br i1 [[TMP3]], label [[BB12:%.*]], label [[BB9:%.*]] ; SI-OPT-NEXT: br i1 [[TMP3]], label [[BB12:%.*]], label [[BB9:%.*]]
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; SI-OPT-NEXT: br label [[BB18]] ; SI-OPT-NEXT: br label [[BB18]]
; SI-OPT: bb18: ; SI-OPT: bb18:
; SI-OPT-NEXT: store float 0x7FF8000000000000, float addrspace(5)* null, align 4 ; SI-OPT-NEXT: store float 0x7FF8000000000000, float addrspace(5)* null, align 4
; SI-OPT-NEXT: br label [[BB2]] ; SI-OPT-NEXT: br label [[BB2]]
; ;
; GCN-LABEL: blam: ; GCN-LABEL: blam:
; GCN: ; %bb.0: ; %bb ; GCN: ; %bb.0: ; %bb
; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT: s_or_saveexec_b64 s[4:5], -1 ; GCN-NEXT: s_or_saveexec_b64 s[16:17], -1
; GCN-NEXT: buffer_store_dword v43, off, s[0:3], s32 offset:12 ; 4-byte Folded Spill ; GCN-NEXT: buffer_store_dword v44, off, s[0:3], s32 offset:16 ; 4-byte Folded Spill
; GCN-NEXT: s_mov_b64 exec, s[4:5] ; GCN-NEXT: s_mov_b64 exec, s[16:17]
; GCN-NEXT: v_writelane_b32 v43, s33, 4 ; GCN-NEXT: v_writelane_b32 v44, s33, 15
; GCN-NEXT: s_mov_b32 s33, s32 ; GCN-NEXT: s_mov_b32 s33, s32
; GCN-NEXT: s_add_u32 s32, s32, 0x800 ; GCN-NEXT: s_add_u32 s32, s32, 0x800
; GCN-NEXT: buffer_store_dword v40, off, s[0:3], s33 offset:8 ; 4-byte Folded Spill ; GCN-NEXT: buffer_store_dword v40, off, s[0:3], s33 offset:12 ; 4-byte Folded Spill
; GCN-NEXT: buffer_store_dword v41, off, s[0:3], s33 offset:4 ; 4-byte Folded Spill ; GCN-NEXT: buffer_store_dword v41, off, s[0:3], s33 offset:8 ; 4-byte Folded Spill
; GCN-NEXT: buffer_store_dword v42, off, s[0:3], s33 ; 4-byte Folded Spill ; GCN-NEXT: buffer_store_dword v42, off, s[0:3], s33 offset:4 ; 4-byte Folded Spill
; GCN-NEXT: v_writelane_b32 v43, s34, 0 ; GCN-NEXT: buffer_store_dword v43, off, s[0:3], s33 ; 4-byte Folded Spill
; GCN-NEXT: v_writelane_b32 v43, s35, 1 ; GCN-NEXT: v_writelane_b32 v44, s34, 0
; GCN-NEXT: v_writelane_b32 v43, s36, 2 ; GCN-NEXT: v_writelane_b32 v44, s35, 1
; GCN-NEXT: v_writelane_b32 v43, s37, 3 ; GCN-NEXT: v_writelane_b32 v44, s36, 2
; GCN-NEXT: v_writelane_b32 v44, s38, 3
; GCN-NEXT: v_writelane_b32 v44, s39, 4
; GCN-NEXT: v_writelane_b32 v44, s40, 5
; GCN-NEXT: v_writelane_b32 v44, s41, 6
; GCN-NEXT: v_writelane_b32 v44, s42, 7
; GCN-NEXT: v_writelane_b32 v44, s43, 8
; GCN-NEXT: v_writelane_b32 v44, s44, 9
; GCN-NEXT: v_writelane_b32 v44, s45, 10
; GCN-NEXT: v_writelane_b32 v44, s46, 11
; GCN-NEXT: v_writelane_b32 v44, s47, 12
; GCN-NEXT: v_writelane_b32 v44, s48, 13
; GCN-NEXT: v_writelane_b32 v44, s49, 14
; GCN-NEXT: v_mov_b32_e32 v40, v31
; GCN-NEXT: s_mov_b32 s34, s14
; GCN-NEXT: s_mov_b32 s35, s13
; GCN-NEXT: s_mov_b32 s36, s12
; GCN-NEXT: s_mov_b64 s[38:39], s[10:11]
; GCN-NEXT: s_mov_b64 s[40:41], s[8:9]
; GCN-NEXT: s_mov_b64 s[42:43], s[6:7]
; GCN-NEXT: s_mov_b64 s[44:45], s[4:5]
; GCN-NEXT: s_mov_b64 s[4:5], 0 ; GCN-NEXT: s_mov_b64 s[4:5], 0
; GCN-NEXT: v_mov_b32_e32 v0, 0
; GCN-NEXT: v_mov_b32_e32 v1, 0 ; GCN-NEXT: v_mov_b32_e32 v1, 0
; GCN-NEXT: v_mov_b32_e32 v2, 0 ; GCN-NEXT: v_and_b32_e32 v2, 0x3ff, v40
; GCN-NEXT: v_and_b32_e32 v0, 0x3ff, v0 ; GCN-NEXT: flat_load_dword v41, v[0:1]
; GCN-NEXT: flat_load_dword v40, v[1:2] ; GCN-NEXT: v_mov_b32_e32 v43, 0
; GCN-NEXT: v_mov_b32_e32 v42, 0 ; GCN-NEXT: s_getpc_b64 s[48:49]
; GCN-NEXT: s_getpc_b64 s[36:37] ; GCN-NEXT: s_add_u32 s48, s48, spam@rel32@lo+4
; GCN-NEXT: s_add_u32 s36, s36, spam@rel32@lo+4 ; GCN-NEXT: s_addc_u32 s49, s49, spam@rel32@hi+12
; GCN-NEXT: s_addc_u32 s37, s37, spam@rel32@hi+12 ; GCN-NEXT: v_lshlrev_b32_e32 v42, 2, v2
; GCN-NEXT: v_lshlrev_b32_e32 v41, 2, v0
; GCN-NEXT: s_waitcnt vmcnt(0) lgkmcnt(0) ; GCN-NEXT: s_waitcnt vmcnt(0) lgkmcnt(0)
; GCN-NEXT: v_cmp_eq_f32_e64 s[34:35], 0, v40 ; GCN-NEXT: v_cmp_eq_f32_e64 s[46:47], 0, v41
; GCN-NEXT: s_branch BB1_3 ; GCN-NEXT: s_branch BB1_3
; GCN-NEXT: BB1_1: ; %bb10 ; GCN-NEXT: BB1_1: ; %bb10
; GCN-NEXT: ; in Loop: Header=BB1_3 Depth=1 ; GCN-NEXT: ; in Loop: Header=BB1_3 Depth=1
; GCN-NEXT: s_or_b64 exec, exec, s[6:7] ; GCN-NEXT: s_or_b64 exec, exec, s[6:7]
; GCN-NEXT: v_mov_b32_e32 v0, 0x7fc00000 ; GCN-NEXT: v_mov_b32_e32 v0, 0x7fc00000
; GCN-NEXT: buffer_store_dword v0, off, s[0:3], 0 ; GCN-NEXT: buffer_store_dword v0, off, s[0:3], 0
; GCN-NEXT: BB1_2: ; %bb18 ; GCN-NEXT: BB1_2: ; %bb18
; GCN-NEXT: ; in Loop: Header=BB1_3 Depth=1 ; GCN-NEXT: ; in Loop: Header=BB1_3 Depth=1
; GCN-NEXT: v_mov_b32_e32 v0, 0x7fc00000 ; GCN-NEXT: v_mov_b32_e32 v0, 0x7fc00000
; GCN-NEXT: s_mov_b64 s[4:5], 0 ; GCN-NEXT: s_mov_b64 s[4:5], 0
; GCN-NEXT: buffer_store_dword v0, off, s[0:3], 0 ; GCN-NEXT: buffer_store_dword v0, off, s[0:3], 0
; GCN-NEXT: BB1_3: ; %bb2 ; GCN-NEXT: BB1_3: ; %bb2
; GCN-NEXT: ; =>This Loop Header: Depth=1 ; GCN-NEXT: ; =>This Loop Header: Depth=1
; GCN-NEXT: ; Child Loop BB1_4 Depth 2 ; GCN-NEXT: ; Child Loop BB1_4 Depth 2
; GCN-NEXT: s_mov_b64 s[6:7], 0 ; GCN-NEXT: s_mov_b64 s[6:7], 0
; GCN-NEXT: BB1_4: ; %bb2 ; GCN-NEXT: BB1_4: ; %bb2
; GCN-NEXT: ; Parent Loop BB1_3 Depth=1 ; GCN-NEXT: ; Parent Loop BB1_3 Depth=1
; GCN-NEXT: ; => This Inner Loop Header: Depth=2 ; GCN-NEXT: ; => This Inner Loop Header: Depth=2
; GCN-NEXT: flat_load_dword v0, v[41:42] ; GCN-NEXT: flat_load_dword v0, v[42:43]
; GCN-NEXT: v_mov_b32_e32 v1, 0 ; GCN-NEXT: v_mov_b32_e32 v1, 0
; GCN-NEXT: buffer_store_dword v1, off, s[0:3], 0 ; GCN-NEXT: buffer_store_dword v1, off, s[0:3], 0
; GCN-NEXT: s_waitcnt vmcnt(1) ; GCN-NEXT: s_waitcnt vmcnt(1)
; GCN-NEXT: v_cmp_gt_i32_e32 vcc, 3, v0 ; GCN-NEXT: v_cmp_gt_i32_e32 vcc, 3, v0
; GCN-NEXT: s_and_saveexec_b64 s[8:9], vcc ; GCN-NEXT: s_and_saveexec_b64 s[8:9], vcc
; GCN-NEXT: s_cbranch_execz BB1_6 ; GCN-NEXT: s_cbranch_execz BB1_6
; GCN-NEXT: ; %bb.5: ; %bb8 ; GCN-NEXT: %bb.5: ; %bb8
; GCN-NEXT: ; in Loop: Header=BB1_4 Depth=2 ; GCN-NEXT: ; in Loop: Header=BB1_4 Depth=2
; GCN-NEXT: v_cmp_eq_u32_e32 vcc, 1, v0 ; GCN-NEXT: v_cmp_eq_u32_e32 vcc, 1, v0
; GCN-NEXT: s_or_b64 s[6:7], vcc, s[6:7] ; GCN-NEXT: s_or_b64 s[6:7], vcc, s[6:7]
; GCN-NEXT: s_mov_b64 s[4:5], 0 ; GCN-NEXT: s_mov_b64 s[4:5], 0
; GCN-NEXT: s_andn2_b64 exec, exec, s[6:7] ; GCN-NEXT: s_andn2_b64 exec, exec, s[6:7]
; GCN-NEXT: s_cbranch_execnz BB1_4 ; GCN-NEXT: s_cbranch_execnz BB1_4
; GCN-NEXT: s_branch BB1_1 ; GCN-NEXT: s_branch BB1_1
; GCN-NEXT: BB1_6: ; %bb6 ; GCN-NEXT: BB1_6: ; %bb6
; GCN-NEXT: ; in Loop: Header=BB1_4 Depth=2 ; GCN-NEXT: ; in Loop: Header=BB1_4 Depth=2
; GCN-NEXT: s_or_b64 exec, exec, s[8:9] ; GCN-NEXT: s_or_b64 exec, exec, s[8:9]
; GCN-NEXT: v_cmp_eq_u32_e32 vcc, 3, v0 ; GCN-NEXT: v_cmp_eq_u32_e32 vcc, 3, v0
; GCN-NEXT: s_or_b64 s[4:5], vcc, s[4:5] ; GCN-NEXT: s_or_b64 s[4:5], vcc, s[4:5]
; GCN-NEXT: s_mov_b64 s[6:7], 0 ; GCN-NEXT: s_mov_b64 s[6:7], 0
; GCN-NEXT: s_andn2_b64 exec, exec, s[4:5] ; GCN-NEXT: s_andn2_b64 exec, exec, s[4:5]
; GCN-NEXT: s_cbranch_execnz BB1_4 ; GCN-NEXT: s_cbranch_execnz BB1_4
; GCN-NEXT: ; %bb.7: ; %bb11 ; GCN-NEXT: %bb.7: ; %bb11
; GCN-NEXT: ; in Loop: Header=BB1_4 Depth=2 ; GCN-NEXT: ; in Loop: Header=BB1_4 Depth=2
; GCN-NEXT: s_or_b64 exec, exec, s[4:5] ; GCN-NEXT: _or_b64 exec, exec, s[4:5]
; GCN-NEXT: s_swappc_b64 s[30:31], s[36:37] ; GCN-NEXT: s_mov_b64 s[4:5], s[44:45]
; GCN-NEXT: s_mov_b64 s[6:7], s[42:43]
; GCN-NEXT: s_mov_b64 s[8:9], s[40:41]
; GCN-NEXT: s_mov_b64 s[10:11], s[38:39]
; GCN-NEXT: s_mov_b32 s12, s36
; GCN-NEXT: s_mov_b32 s13, s35
; GCN-NEXT: s_mov_b32 s14, s34
; GCN-NEXT: v_mov_b32_e32 v31, v40
; GCN-NEXT: s_swappc_b64 s[30:31], s[48:49]
; GCN-NEXT: v_cmp_eq_f32_e32 vcc, 0, v0 ; GCN-NEXT: v_cmp_eq_f32_e32 vcc, 0, v0
; GCN-NEXT: s_mov_b64 s[4:5], 0 ; GCN-NEXT: s_mov_b64 s[4:5], 0
; GCN-NEXT: s_mov_b64 s[6:7], 0 ; GCN-NEXT: s_mov_b64 s[6:7], 0
; GCN-NEXT: s_and_saveexec_b64 s[8:9], vcc ; GCN-NEXT: s_and_saveexec_b64 s[8:9], vcc
; GCN-NEXT: s_cbranch_execnz BB1_4 ; GCN-NEXT: s_cbranch_execnz BB1_4
; GCN-NEXT: ; %bb.8: ; %bb14 ; GCN-NEXT: ; %bb.8: ; %bb14
; GCN-NEXT: ; in Loop: Header=BB1_3 Depth=1 ; GCN-NEXT: ; in Loop: Header=BB1_3 Depth=1
; GCN-NEXT: s_or_b64 exec, exec, s[8:9] ; GCN-NEXT: s_or_b64 exec, exec, s[8:9]
; GCN-NEXT: s_and_saveexec_b64 s[4:5], s[34:35] ; GCN-NEXT: s_and_saveexec_b64 s[4:5], s[46:47]
; GCN-NEXT: s_cbranch_execnz BB1_10 ; GCN-NEXT: s_cbranch_execnz BB1_10
; GCN-NEXT: ; %bb.9: ; %bb16 ; GCN-NEXT: ; %bb.9: ; %bb16
; GCN-NEXT: ; in Loop: Header=BB1_3 Depth=1 ; GCN-NEXT: ; in Loop: Header=BB1_3 Depth=1
; GCN-NEXT: s_or_b64 exec, exec, s[4:5] ; GCN-NEXT: s_or_b64 exec, exec, s[4:5]
; GCN-NEXT: v_mov_b32_e32 v0, 0x7fc00000 ; GCN-NEXT: v_mov_b32_e32 v0, 0x7fc00000
; GCN-NEXT: buffer_store_dword v0, off, s[0:3], 0 ; GCN-NEXT: buffer_store_dword v0, off, s[0:3], 0
; GCN-NEXT: BB1_10: ; %bb17 ; GCN-NEXT: BB1_10: ; %bb17
; GCN-NEXT: ; in Loop: Header=BB1_3 Depth=1 ; GCN-NEXT: ; in Loop: Header=BB1_3 Depth=1
; GCN-NEXT: buffer_store_dword v40, off, s[0:3], 0 ; GCN-NEXT: buffer_store_dword v41, off, s[0:3], 0
; GCN-NEXT: s_branch BB1_2 ; GCN-NEXT: s_branch BB1_2
bb: bb:
%tmp = load float, float* null, align 16 %tmp = load float, float* null, align 16
br label %bb2 br label %bb2
bb1: ; preds = %bb8, %bb6 bb1: ; preds = %bb8, %bb6
br label %bb2 br label %bb2
bb2: bb2:
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