; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 3 ; RUN: llc -mtriple=amdgcn -mcpu=tonga -global-isel=0 < %s | FileCheck -check-prefixes=GFX8DAGISEL %s ; RUN: llc -mtriple=amdgcn -mcpu=tonga -global-isel=1 < %s | FileCheck -check-prefixes=GFX8GISEL %s ; RUN: llc -mtriple=amdgcn -mcpu=gfx900 -global-isel=0 < %s | FileCheck -check-prefixes=GFX9DAGISEL %s ; RUN: llc -mtriple=amdgcn -mcpu=gfx900 -global-isel=1 < %s | FileCheck -check-prefixes=GFX9GISEL %s ; RUN: llc -mtriple=amdgcn -mcpu=gfx1010 -global-isel=0 -mattr=+wavefrontsize64 < %s | FileCheck -check-prefixes=GFX10DAGISEL,GFX1064DAGISEL %s ; RUN: llc -mtriple=amdgcn -mcpu=gfx1010 -global-isel=1 -mattr=+wavefrontsize64 < %s | FileCheck -check-prefixes=GFX10GISEL,GFX1064GISEL %s ; RUN: llc -mtriple=amdgcn -mcpu=gfx1010 -global-isel=0 < %s | FileCheck -check-prefixes=GFX10DAGISEL,GFX1032DAGISEL %s ; RUN: llc -mtriple=amdgcn -mcpu=gfx1010 -global-isel=1 < %s | FileCheck -check-prefixes=GFX10GISEL,GFX1032GISEL %s ; RUN: llc -mtriple=amdgcn -mcpu=gfx1100 -global-isel=0 -mattr=+wavefrontsize64 < %s | FileCheck -check-prefixes=GFX11DAGISEL,GFX1164DAGISEL %s ; RUN: llc -mtriple=amdgcn -mcpu=gfx1100 -global-isel=1 -mattr=+wavefrontsize64 < %s | FileCheck -check-prefixes=GFX11GISEL,GFX1164GISEL %s ; RUN: llc -mtriple=amdgcn -mcpu=gfx1100 -global-isel=0 < %s | FileCheck -check-prefixes=GFX11DAGISEL,GFX1132DAGISEL %s ; RUN: llc -mtriple=amdgcn -mcpu=gfx1100 -global-isel=1 < %s | FileCheck -check-prefixes=GFX11GISEL,GFX1132GISEL %s define amdgpu_kernel void @uniform_value(ptr addrspace(1) %out, i32 %in) { ; GFX8DAGISEL-LABEL: uniform_value: ; GFX8DAGISEL: ; %bb.0: ; %entry ; GFX8DAGISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX8DAGISEL-NEXT: s_load_dword s2, s[4:5], 0x2c ; GFX8DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX8DAGISEL-NEXT: v_mov_b32_e32 v0, s0 ; GFX8DAGISEL-NEXT: v_mov_b32_e32 v1, s1 ; GFX8DAGISEL-NEXT: v_mov_b32_e32 v2, s2 ; GFX8DAGISEL-NEXT: flat_store_dword v[0:1], v2 ; GFX8DAGISEL-NEXT: s_endpgm ; ; GFX8GISEL-LABEL: uniform_value: ; GFX8GISEL: ; %bb.0: ; %entry ; GFX8GISEL-NEXT: s_load_dword s2, s[4:5], 0x2c ; GFX8GISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX8GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX8GISEL-NEXT: v_mov_b32_e32 v2, s2 ; GFX8GISEL-NEXT: v_mov_b32_e32 v0, s0 ; GFX8GISEL-NEXT: v_mov_b32_e32 v1, s1 ; GFX8GISEL-NEXT: flat_store_dword v[0:1], v2 ; GFX8GISEL-NEXT: s_endpgm ; ; GFX9DAGISEL-LABEL: uniform_value: ; GFX9DAGISEL: ; %bb.0: ; %entry ; GFX9DAGISEL-NEXT: s_load_dword s2, s[4:5], 0x2c ; GFX9DAGISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX9DAGISEL-NEXT: v_mov_b32_e32 v0, 0 ; GFX9DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX9DAGISEL-NEXT: v_mov_b32_e32 v1, s2 ; GFX9DAGISEL-NEXT: global_store_dword v0, v1, s[0:1] ; GFX9DAGISEL-NEXT: s_endpgm ; ; GFX9GISEL-LABEL: uniform_value: ; GFX9GISEL: ; %bb.0: ; %entry ; GFX9GISEL-NEXT: s_load_dword s2, s[4:5], 0x2c ; GFX9GISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX9GISEL-NEXT: v_mov_b32_e32 v1, 0 ; GFX9GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX9GISEL-NEXT: v_mov_b32_e32 v0, s2 ; GFX9GISEL-NEXT: global_store_dword v1, v0, s[0:1] ; GFX9GISEL-NEXT: s_endpgm ; ; GFX10DAGISEL-LABEL: uniform_value: ; GFX10DAGISEL: ; %bb.0: ; %entry ; GFX10DAGISEL-NEXT: s_clause 0x1 ; GFX10DAGISEL-NEXT: s_load_dword s2, s[4:5], 0x2c ; GFX10DAGISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX10DAGISEL-NEXT: v_mov_b32_e32 v0, 0 ; GFX10DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX10DAGISEL-NEXT: v_mov_b32_e32 v1, s2 ; GFX10DAGISEL-NEXT: global_store_dword v0, v1, s[0:1] ; GFX10DAGISEL-NEXT: s_endpgm ; ; GFX10GISEL-LABEL: uniform_value: ; GFX10GISEL: ; %bb.0: ; %entry ; GFX10GISEL-NEXT: s_clause 0x1 ; GFX10GISEL-NEXT: s_load_dword s2, s[4:5], 0x2c ; GFX10GISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX10GISEL-NEXT: v_mov_b32_e32 v1, 0 ; GFX10GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX10GISEL-NEXT: v_mov_b32_e32 v0, s2 ; GFX10GISEL-NEXT: global_store_dword v1, v0, s[0:1] ; GFX10GISEL-NEXT: s_endpgm ; ; GFX1164DAGISEL-LABEL: uniform_value: ; GFX1164DAGISEL: ; %bb.0: ; %entry ; GFX1164DAGISEL-NEXT: s_clause 0x1 ; GFX1164DAGISEL-NEXT: s_load_b32 s2, s[4:5], 0x2c ; GFX1164DAGISEL-NEXT: s_load_b64 s[0:1], s[4:5], 0x24 ; GFX1164DAGISEL-NEXT: v_mov_b32_e32 v0, 0 ; GFX1164DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1164DAGISEL-NEXT: v_mov_b32_e32 v1, s2 ; GFX1164DAGISEL-NEXT: global_store_b32 v0, v1, s[0:1] ; GFX1164DAGISEL-NEXT: s_endpgm ; ; GFX1164GISEL-LABEL: uniform_value: ; GFX1164GISEL: ; %bb.0: ; %entry ; GFX1164GISEL-NEXT: s_clause 0x1 ; GFX1164GISEL-NEXT: s_load_b32 s2, s[4:5], 0x2c ; GFX1164GISEL-NEXT: s_load_b64 s[0:1], s[4:5], 0x24 ; GFX1164GISEL-NEXT: v_mov_b32_e32 v1, 0 ; GFX1164GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1164GISEL-NEXT: v_mov_b32_e32 v0, s2 ; GFX1164GISEL-NEXT: global_store_b32 v1, v0, s[0:1] ; GFX1164GISEL-NEXT: s_endpgm ; ; GFX1132DAGISEL-LABEL: uniform_value: ; GFX1132DAGISEL: ; %bb.0: ; %entry ; GFX1132DAGISEL-NEXT: s_clause 0x1 ; GFX1132DAGISEL-NEXT: s_load_b32 s2, s[4:5], 0x2c ; GFX1132DAGISEL-NEXT: s_load_b64 s[0:1], s[4:5], 0x24 ; GFX1132DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1132DAGISEL-NEXT: v_dual_mov_b32 v0, 0 :: v_dual_mov_b32 v1, s2 ; GFX1132DAGISEL-NEXT: global_store_b32 v0, v1, s[0:1] ; GFX1132DAGISEL-NEXT: s_endpgm ; ; GFX1132GISEL-LABEL: uniform_value: ; GFX1132GISEL: ; %bb.0: ; %entry ; GFX1132GISEL-NEXT: s_clause 0x1 ; GFX1132GISEL-NEXT: s_load_b32 s2, s[4:5], 0x2c ; GFX1132GISEL-NEXT: s_load_b64 s[0:1], s[4:5], 0x24 ; GFX1132GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1132GISEL-NEXT: v_dual_mov_b32 v1, 0 :: v_dual_mov_b32 v0, s2 ; GFX1132GISEL-NEXT: global_store_b32 v1, v0, s[0:1] ; GFX1132GISEL-NEXT: s_endpgm entry: %result = call i32 @llvm.amdgcn.wave.reduce.max.i32(i32 %in, i32 1) store i32 %result, ptr addrspace(1) %out ret void } define amdgpu_kernel void @const_value(ptr addrspace(1) %out) { ; GFX8DAGISEL-LABEL: const_value: ; GFX8DAGISEL: ; %bb.0: ; %entry ; GFX8DAGISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX8DAGISEL-NEXT: v_mov_b32_e32 v2, 0x7b ; GFX8DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX8DAGISEL-NEXT: v_mov_b32_e32 v0, s0 ; GFX8DAGISEL-NEXT: v_mov_b32_e32 v1, s1 ; GFX8DAGISEL-NEXT: flat_store_dword v[0:1], v2 ; GFX8DAGISEL-NEXT: s_endpgm ; ; GFX8GISEL-LABEL: const_value: ; GFX8GISEL: ; %bb.0: ; %entry ; GFX8GISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX8GISEL-NEXT: v_mov_b32_e32 v2, 0x7b ; GFX8GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX8GISEL-NEXT: v_mov_b32_e32 v0, s0 ; GFX8GISEL-NEXT: v_mov_b32_e32 v1, s1 ; GFX8GISEL-NEXT: flat_store_dword v[0:1], v2 ; GFX8GISEL-NEXT: s_endpgm ; ; GFX9DAGISEL-LABEL: const_value: ; GFX9DAGISEL: ; %bb.0: ; %entry ; GFX9DAGISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX9DAGISEL-NEXT: v_mov_b32_e32 v0, 0 ; GFX9DAGISEL-NEXT: v_mov_b32_e32 v1, 0x7b ; GFX9DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX9DAGISEL-NEXT: global_store_dword v0, v1, s[0:1] ; GFX9DAGISEL-NEXT: s_endpgm ; ; GFX9GISEL-LABEL: const_value: ; GFX9GISEL: ; %bb.0: ; %entry ; GFX9GISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX9GISEL-NEXT: v_mov_b32_e32 v0, 0x7b ; GFX9GISEL-NEXT: v_mov_b32_e32 v1, 0 ; GFX9GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX9GISEL-NEXT: global_store_dword v1, v0, s[0:1] ; GFX9GISEL-NEXT: s_endpgm ; ; GFX10DAGISEL-LABEL: const_value: ; GFX10DAGISEL: ; %bb.0: ; %entry ; GFX10DAGISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX10DAGISEL-NEXT: v_mov_b32_e32 v0, 0 ; GFX10DAGISEL-NEXT: v_mov_b32_e32 v1, 0x7b ; GFX10DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX10DAGISEL-NEXT: global_store_dword v0, v1, s[0:1] ; GFX10DAGISEL-NEXT: s_endpgm ; ; GFX10GISEL-LABEL: const_value: ; GFX10GISEL: ; %bb.0: ; %entry ; GFX10GISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX10GISEL-NEXT: v_mov_b32_e32 v0, 0x7b ; GFX10GISEL-NEXT: v_mov_b32_e32 v1, 0 ; GFX10GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX10GISEL-NEXT: global_store_dword v1, v0, s[0:1] ; GFX10GISEL-NEXT: s_endpgm ; ; GFX1164DAGISEL-LABEL: const_value: ; GFX1164DAGISEL: ; %bb.0: ; %entry ; GFX1164DAGISEL-NEXT: s_load_b64 s[0:1], s[4:5], 0x24 ; GFX1164DAGISEL-NEXT: v_mov_b32_e32 v0, 0 ; GFX1164DAGISEL-NEXT: v_mov_b32_e32 v1, 0x7b ; GFX1164DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1164DAGISEL-NEXT: global_store_b32 v0, v1, s[0:1] ; GFX1164DAGISEL-NEXT: s_endpgm ; ; GFX1164GISEL-LABEL: const_value: ; GFX1164GISEL: ; %bb.0: ; %entry ; GFX1164GISEL-NEXT: s_load_b64 s[0:1], s[4:5], 0x24 ; GFX1164GISEL-NEXT: v_mov_b32_e32 v0, 0x7b ; GFX1164GISEL-NEXT: v_mov_b32_e32 v1, 0 ; GFX1164GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1164GISEL-NEXT: global_store_b32 v1, v0, s[0:1] ; GFX1164GISEL-NEXT: s_endpgm ; ; GFX1132DAGISEL-LABEL: const_value: ; GFX1132DAGISEL: ; %bb.0: ; %entry ; GFX1132DAGISEL-NEXT: s_load_b64 s[0:1], s[4:5], 0x24 ; GFX1132DAGISEL-NEXT: v_dual_mov_b32 v0, 0 :: v_dual_mov_b32 v1, 0x7b ; GFX1132DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1132DAGISEL-NEXT: global_store_b32 v0, v1, s[0:1] ; GFX1132DAGISEL-NEXT: s_endpgm ; ; GFX1132GISEL-LABEL: const_value: ; GFX1132GISEL: ; %bb.0: ; %entry ; GFX1132GISEL-NEXT: s_load_b64 s[0:1], s[4:5], 0x24 ; GFX1132GISEL-NEXT: v_dual_mov_b32 v0, 0x7b :: v_dual_mov_b32 v1, 0 ; GFX1132GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1132GISEL-NEXT: global_store_b32 v1, v0, s[0:1] ; GFX1132GISEL-NEXT: s_endpgm entry: %result = call i32 @llvm.amdgcn.wave.reduce.max.i32(i32 123, i32 1) store i32 %result, ptr addrspace(1) %out ret void } define amdgpu_kernel void @poison_value(ptr addrspace(1) %out, i32 %in) { ; GFX8DAGISEL-LABEL: poison_value: ; GFX8DAGISEL: ; %bb.0: ; %entry ; GFX8DAGISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX8DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX8DAGISEL-NEXT: v_mov_b32_e32 v0, s0 ; GFX8DAGISEL-NEXT: v_mov_b32_e32 v1, s1 ; GFX8DAGISEL-NEXT: flat_store_dword v[0:1], v0 ; GFX8DAGISEL-NEXT: s_endpgm ; ; GFX8GISEL-LABEL: poison_value: ; GFX8GISEL: ; %bb.0: ; %entry ; GFX8GISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX8GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX8GISEL-NEXT: v_mov_b32_e32 v0, s0 ; GFX8GISEL-NEXT: v_mov_b32_e32 v1, s1 ; GFX8GISEL-NEXT: flat_store_dword v[0:1], v0 ; GFX8GISEL-NEXT: s_endpgm ; ; GFX9DAGISEL-LABEL: poison_value: ; GFX9DAGISEL: ; %bb.0: ; %entry ; GFX9DAGISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX9DAGISEL-NEXT: v_mov_b32_e32 v0, 0 ; GFX9DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX9DAGISEL-NEXT: global_store_dword v0, v0, s[0:1] ; GFX9DAGISEL-NEXT: s_endpgm ; ; GFX9GISEL-LABEL: poison_value: ; GFX9GISEL: ; %bb.0: ; %entry ; GFX9GISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX9GISEL-NEXT: v_mov_b32_e32 v0, 0 ; GFX9GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX9GISEL-NEXT: global_store_dword v0, v0, s[0:1] ; GFX9GISEL-NEXT: s_endpgm ; ; GFX10DAGISEL-LABEL: poison_value: ; GFX10DAGISEL: ; %bb.0: ; %entry ; GFX10DAGISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX10DAGISEL-NEXT: v_mov_b32_e32 v0, 0 ; GFX10DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX10DAGISEL-NEXT: global_store_dword v0, v0, s[0:1] ; GFX10DAGISEL-NEXT: s_endpgm ; ; GFX10GISEL-LABEL: poison_value: ; GFX10GISEL: ; %bb.0: ; %entry ; GFX10GISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX10GISEL-NEXT: v_mov_b32_e32 v0, 0 ; GFX10GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX10GISEL-NEXT: global_store_dword v0, v0, s[0:1] ; GFX10GISEL-NEXT: s_endpgm ; ; GFX11DAGISEL-LABEL: poison_value: ; GFX11DAGISEL: ; %bb.0: ; %entry ; GFX11DAGISEL-NEXT: s_load_b64 s[0:1], s[4:5], 0x24 ; GFX11DAGISEL-NEXT: v_mov_b32_e32 v0, 0 ; GFX11DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX11DAGISEL-NEXT: global_store_b32 v0, v0, s[0:1] ; GFX11DAGISEL-NEXT: s_endpgm ; ; GFX11GISEL-LABEL: poison_value: ; GFX11GISEL: ; %bb.0: ; %entry ; GFX11GISEL-NEXT: s_load_b64 s[0:1], s[4:5], 0x24 ; GFX11GISEL-NEXT: v_mov_b32_e32 v0, 0 ; GFX11GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX11GISEL-NEXT: global_store_b32 v0, v0, s[0:1] ; GFX11GISEL-NEXT: s_endpgm entry: %result = call i32 @llvm.amdgcn.wave.reduce.max.i32(i32 poison, i32 1) store i32 %result, ptr addrspace(1) %out ret void } define amdgpu_kernel void @divergent_value(ptr addrspace(1) %out) { ; GFX8DAGISEL-LABEL: divergent_value: ; GFX8DAGISEL: ; %bb.0: ; %entry ; GFX8DAGISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX8DAGISEL-NEXT: s_mov_b64 s[2:3], exec ; GFX8DAGISEL-NEXT: s_brev_b32 s4, 1 ; GFX8DAGISEL-NEXT: .LBB3_1: ; =>This Inner Loop Header: Depth=1 ; GFX8DAGISEL-NEXT: s_ff1_i32_b64 s5, s[2:3] ; GFX8DAGISEL-NEXT: v_readlane_b32 s6, v0, s5 ; GFX8DAGISEL-NEXT: s_bitset0_b64 s[2:3], s5 ; GFX8DAGISEL-NEXT: s_max_i32 s4, s4, s6 ; GFX8DAGISEL-NEXT: s_cmp_lg_u64 s[2:3], 0 ; GFX8DAGISEL-NEXT: s_cbranch_scc1 .LBB3_1 ; GFX8DAGISEL-NEXT: ; %bb.2: ; GFX8DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX8DAGISEL-NEXT: v_mov_b32_e32 v0, s0 ; GFX8DAGISEL-NEXT: v_mov_b32_e32 v1, s1 ; GFX8DAGISEL-NEXT: v_mov_b32_e32 v2, s4 ; GFX8DAGISEL-NEXT: flat_store_dword v[0:1], v2 ; GFX8DAGISEL-NEXT: s_endpgm ; ; GFX8GISEL-LABEL: divergent_value: ; GFX8GISEL: ; %bb.0: ; %entry ; GFX8GISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX8GISEL-NEXT: s_mov_b64 s[2:3], exec ; GFX8GISEL-NEXT: s_brev_b32 s4, 1 ; GFX8GISEL-NEXT: .LBB3_1: ; =>This Inner Loop Header: Depth=1 ; GFX8GISEL-NEXT: s_ff1_i32_b64 s5, s[2:3] ; GFX8GISEL-NEXT: v_readlane_b32 s6, v0, s5 ; GFX8GISEL-NEXT: s_bitset0_b64 s[2:3], s5 ; GFX8GISEL-NEXT: s_max_i32 s4, s4, s6 ; GFX8GISEL-NEXT: s_cmp_lg_u64 s[2:3], 0 ; GFX8GISEL-NEXT: s_cbranch_scc1 .LBB3_1 ; GFX8GISEL-NEXT: ; %bb.2: ; GFX8GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX8GISEL-NEXT: v_mov_b32_e32 v0, s0 ; GFX8GISEL-NEXT: v_mov_b32_e32 v2, s4 ; GFX8GISEL-NEXT: v_mov_b32_e32 v1, s1 ; GFX8GISEL-NEXT: flat_store_dword v[0:1], v2 ; GFX8GISEL-NEXT: s_endpgm ; ; GFX9DAGISEL-LABEL: divergent_value: ; GFX9DAGISEL: ; %bb.0: ; %entry ; GFX9DAGISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX9DAGISEL-NEXT: v_mov_b32_e32 v1, 0 ; GFX9DAGISEL-NEXT: s_mov_b64 s[2:3], exec ; GFX9DAGISEL-NEXT: s_brev_b32 s4, 1 ; GFX9DAGISEL-NEXT: .LBB3_1: ; =>This Inner Loop Header: Depth=1 ; GFX9DAGISEL-NEXT: s_ff1_i32_b64 s5, s[2:3] ; GFX9DAGISEL-NEXT: v_readlane_b32 s6, v0, s5 ; GFX9DAGISEL-NEXT: s_bitset0_b64 s[2:3], s5 ; GFX9DAGISEL-NEXT: s_max_i32 s4, s4, s6 ; GFX9DAGISEL-NEXT: s_cmp_lg_u64 s[2:3], 0 ; GFX9DAGISEL-NEXT: s_cbranch_scc1 .LBB3_1 ; GFX9DAGISEL-NEXT: ; %bb.2: ; GFX9DAGISEL-NEXT: v_mov_b32_e32 v0, s4 ; GFX9DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX9DAGISEL-NEXT: global_store_dword v1, v0, s[0:1] ; GFX9DAGISEL-NEXT: s_endpgm ; ; GFX9GISEL-LABEL: divergent_value: ; GFX9GISEL: ; %bb.0: ; %entry ; GFX9GISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX9GISEL-NEXT: s_mov_b64 s[2:3], exec ; GFX9GISEL-NEXT: s_brev_b32 s4, 1 ; GFX9GISEL-NEXT: .LBB3_1: ; =>This Inner Loop Header: Depth=1 ; GFX9GISEL-NEXT: s_ff1_i32_b64 s5, s[2:3] ; GFX9GISEL-NEXT: v_readlane_b32 s6, v0, s5 ; GFX9GISEL-NEXT: s_bitset0_b64 s[2:3], s5 ; GFX9GISEL-NEXT: s_max_i32 s4, s4, s6 ; GFX9GISEL-NEXT: s_cmp_lg_u64 s[2:3], 0 ; GFX9GISEL-NEXT: s_cbranch_scc1 .LBB3_1 ; GFX9GISEL-NEXT: ; %bb.2: ; GFX9GISEL-NEXT: v_mov_b32_e32 v0, s4 ; GFX9GISEL-NEXT: v_mov_b32_e32 v1, 0 ; GFX9GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX9GISEL-NEXT: global_store_dword v1, v0, s[0:1] ; GFX9GISEL-NEXT: s_endpgm ; ; GFX1064DAGISEL-LABEL: divergent_value: ; GFX1064DAGISEL: ; %bb.0: ; %entry ; GFX1064DAGISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX1064DAGISEL-NEXT: v_mov_b32_e32 v1, 0 ; GFX1064DAGISEL-NEXT: s_mov_b64 s[2:3], exec ; GFX1064DAGISEL-NEXT: s_brev_b32 s4, 1 ; GFX1064DAGISEL-NEXT: .LBB3_1: ; =>This Inner Loop Header: Depth=1 ; GFX1064DAGISEL-NEXT: s_ff1_i32_b64 s5, s[2:3] ; GFX1064DAGISEL-NEXT: v_readlane_b32 s6, v0, s5 ; GFX1064DAGISEL-NEXT: s_bitset0_b64 s[2:3], s5 ; GFX1064DAGISEL-NEXT: s_max_i32 s4, s4, s6 ; GFX1064DAGISEL-NEXT: s_cmp_lg_u64 s[2:3], 0 ; GFX1064DAGISEL-NEXT: s_cbranch_scc1 .LBB3_1 ; GFX1064DAGISEL-NEXT: ; %bb.2: ; GFX1064DAGISEL-NEXT: v_mov_b32_e32 v0, s4 ; GFX1064DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1064DAGISEL-NEXT: global_store_dword v1, v0, s[0:1] ; GFX1064DAGISEL-NEXT: s_endpgm ; ; GFX1064GISEL-LABEL: divergent_value: ; GFX1064GISEL: ; %bb.0: ; %entry ; GFX1064GISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX1064GISEL-NEXT: s_mov_b64 s[2:3], exec ; GFX1064GISEL-NEXT: s_brev_b32 s4, 1 ; GFX1064GISEL-NEXT: .LBB3_1: ; =>This Inner Loop Header: Depth=1 ; GFX1064GISEL-NEXT: s_ff1_i32_b64 s5, s[2:3] ; GFX1064GISEL-NEXT: v_readlane_b32 s6, v0, s5 ; GFX1064GISEL-NEXT: s_bitset0_b64 s[2:3], s5 ; GFX1064GISEL-NEXT: s_max_i32 s4, s4, s6 ; GFX1064GISEL-NEXT: s_cmp_lg_u64 s[2:3], 0 ; GFX1064GISEL-NEXT: s_cbranch_scc1 .LBB3_1 ; GFX1064GISEL-NEXT: ; %bb.2: ; GFX1064GISEL-NEXT: v_mov_b32_e32 v0, s4 ; GFX1064GISEL-NEXT: v_mov_b32_e32 v1, 0 ; GFX1064GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1064GISEL-NEXT: global_store_dword v1, v0, s[0:1] ; GFX1064GISEL-NEXT: s_endpgm ; ; GFX1032DAGISEL-LABEL: divergent_value: ; GFX1032DAGISEL: ; %bb.0: ; %entry ; GFX1032DAGISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX1032DAGISEL-NEXT: v_mov_b32_e32 v1, 0 ; GFX1032DAGISEL-NEXT: s_mov_b32 s3, exec_lo ; GFX1032DAGISEL-NEXT: s_brev_b32 s2, 1 ; GFX1032DAGISEL-NEXT: .LBB3_1: ; =>This Inner Loop Header: Depth=1 ; GFX1032DAGISEL-NEXT: s_ff1_i32_b32 s4, s3 ; GFX1032DAGISEL-NEXT: v_readlane_b32 s5, v0, s4 ; GFX1032DAGISEL-NEXT: s_bitset0_b32 s3, s4 ; GFX1032DAGISEL-NEXT: s_max_i32 s2, s2, s5 ; GFX1032DAGISEL-NEXT: s_cmp_lg_u32 s3, 0 ; GFX1032DAGISEL-NEXT: s_cbranch_scc1 .LBB3_1 ; GFX1032DAGISEL-NEXT: ; %bb.2: ; GFX1032DAGISEL-NEXT: v_mov_b32_e32 v0, s2 ; GFX1032DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1032DAGISEL-NEXT: global_store_dword v1, v0, s[0:1] ; GFX1032DAGISEL-NEXT: s_endpgm ; ; GFX1032GISEL-LABEL: divergent_value: ; GFX1032GISEL: ; %bb.0: ; %entry ; GFX1032GISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX1032GISEL-NEXT: s_mov_b32 s3, exec_lo ; GFX1032GISEL-NEXT: s_brev_b32 s2, 1 ; GFX1032GISEL-NEXT: .LBB3_1: ; =>This Inner Loop Header: Depth=1 ; GFX1032GISEL-NEXT: s_ff1_i32_b32 s4, s3 ; GFX1032GISEL-NEXT: v_readlane_b32 s5, v0, s4 ; GFX1032GISEL-NEXT: s_bitset0_b32 s3, s4 ; GFX1032GISEL-NEXT: s_max_i32 s2, s2, s5 ; GFX1032GISEL-NEXT: s_cmp_lg_u32 s3, 0 ; GFX1032GISEL-NEXT: s_cbranch_scc1 .LBB3_1 ; GFX1032GISEL-NEXT: ; %bb.2: ; GFX1032GISEL-NEXT: v_mov_b32_e32 v0, s2 ; GFX1032GISEL-NEXT: v_mov_b32_e32 v1, 0 ; GFX1032GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1032GISEL-NEXT: global_store_dword v1, v0, s[0:1] ; GFX1032GISEL-NEXT: s_endpgm ; ; GFX1164DAGISEL-LABEL: divergent_value: ; GFX1164DAGISEL: ; %bb.0: ; %entry ; GFX1164DAGISEL-NEXT: s_load_b64 s[0:1], s[4:5], 0x24 ; GFX1164DAGISEL-NEXT: v_mov_b32_e32 v1, 0 ; GFX1164DAGISEL-NEXT: v_and_b32_e32 v0, 0x3ff, v0 ; GFX1164DAGISEL-NEXT: s_mov_b64 s[2:3], exec ; GFX1164DAGISEL-NEXT: s_brev_b32 s4, 1 ; GFX1164DAGISEL-NEXT: .LBB3_1: ; =>This Inner Loop Header: Depth=1 ; GFX1164DAGISEL-NEXT: s_ctz_i32_b64 s5, s[2:3] ; GFX1164DAGISEL-NEXT: s_delay_alu instid0(VALU_DEP_1) | instid1(SALU_CYCLE_1) ; GFX1164DAGISEL-NEXT: v_readlane_b32 s6, v0, s5 ; GFX1164DAGISEL-NEXT: s_bitset0_b64 s[2:3], s5 ; GFX1164DAGISEL-NEXT: s_max_i32 s4, s4, s6 ; GFX1164DAGISEL-NEXT: s_cmp_lg_u64 s[2:3], 0 ; GFX1164DAGISEL-NEXT: s_cbranch_scc1 .LBB3_1 ; GFX1164DAGISEL-NEXT: ; %bb.2: ; GFX1164DAGISEL-NEXT: v_mov_b32_e32 v0, s4 ; GFX1164DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1164DAGISEL-NEXT: global_store_b32 v1, v0, s[0:1] ; GFX1164DAGISEL-NEXT: s_endpgm ; ; GFX1164GISEL-LABEL: divergent_value: ; GFX1164GISEL: ; %bb.0: ; %entry ; GFX1164GISEL-NEXT: s_load_b64 s[0:1], s[4:5], 0x24 ; GFX1164GISEL-NEXT: v_and_b32_e32 v0, 0x3ff, v0 ; GFX1164GISEL-NEXT: s_mov_b64 s[2:3], exec ; GFX1164GISEL-NEXT: s_brev_b32 s4, 1 ; GFX1164GISEL-NEXT: .LBB3_1: ; =>This Inner Loop Header: Depth=1 ; GFX1164GISEL-NEXT: s_ctz_i32_b64 s5, s[2:3] ; GFX1164GISEL-NEXT: s_delay_alu instid0(VALU_DEP_1) | instid1(SALU_CYCLE_1) ; GFX1164GISEL-NEXT: v_readlane_b32 s6, v0, s5 ; GFX1164GISEL-NEXT: s_bitset0_b64 s[2:3], s5 ; GFX1164GISEL-NEXT: s_max_i32 s4, s4, s6 ; GFX1164GISEL-NEXT: s_cmp_lg_u64 s[2:3], 0 ; GFX1164GISEL-NEXT: s_cbranch_scc1 .LBB3_1 ; GFX1164GISEL-NEXT: ; %bb.2: ; GFX1164GISEL-NEXT: v_mov_b32_e32 v0, s4 ; GFX1164GISEL-NEXT: v_mov_b32_e32 v1, 0 ; GFX1164GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1164GISEL-NEXT: global_store_b32 v1, v0, s[0:1] ; GFX1164GISEL-NEXT: s_endpgm ; ; GFX1132DAGISEL-LABEL: divergent_value: ; GFX1132DAGISEL: ; %bb.0: ; %entry ; GFX1132DAGISEL-NEXT: s_load_b64 s[0:1], s[4:5], 0x24 ; GFX1132DAGISEL-NEXT: v_dual_mov_b32 v1, 0 :: v_dual_and_b32 v0, 0x3ff, v0 ; GFX1132DAGISEL-NEXT: s_mov_b32 s3, exec_lo ; GFX1132DAGISEL-NEXT: s_brev_b32 s2, 1 ; GFX1132DAGISEL-NEXT: .LBB3_1: ; =>This Inner Loop Header: Depth=1 ; GFX1132DAGISEL-NEXT: s_ctz_i32_b32 s4, s3 ; GFX1132DAGISEL-NEXT: s_delay_alu instid0(VALU_DEP_1) | instid1(SALU_CYCLE_1) ; GFX1132DAGISEL-NEXT: v_readlane_b32 s5, v0, s4 ; GFX1132DAGISEL-NEXT: s_bitset0_b32 s3, s4 ; GFX1132DAGISEL-NEXT: s_max_i32 s2, s2, s5 ; GFX1132DAGISEL-NEXT: s_cmp_lg_u32 s3, 0 ; GFX1132DAGISEL-NEXT: s_cbranch_scc1 .LBB3_1 ; GFX1132DAGISEL-NEXT: ; %bb.2: ; GFX1132DAGISEL-NEXT: v_mov_b32_e32 v0, s2 ; GFX1132DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1132DAGISEL-NEXT: global_store_b32 v1, v0, s[0:1] ; GFX1132DAGISEL-NEXT: s_endpgm ; ; GFX1132GISEL-LABEL: divergent_value: ; GFX1132GISEL: ; %bb.0: ; %entry ; GFX1132GISEL-NEXT: s_load_b64 s[0:1], s[4:5], 0x24 ; GFX1132GISEL-NEXT: v_and_b32_e32 v0, 0x3ff, v0 ; GFX1132GISEL-NEXT: s_mov_b32 s3, exec_lo ; GFX1132GISEL-NEXT: s_brev_b32 s2, 1 ; GFX1132GISEL-NEXT: .LBB3_1: ; =>This Inner Loop Header: Depth=1 ; GFX1132GISEL-NEXT: s_ctz_i32_b32 s4, s3 ; GFX1132GISEL-NEXT: s_delay_alu instid0(VALU_DEP_1) | instid1(SALU_CYCLE_1) ; GFX1132GISEL-NEXT: v_readlane_b32 s5, v0, s4 ; GFX1132GISEL-NEXT: s_bitset0_b32 s3, s4 ; GFX1132GISEL-NEXT: s_max_i32 s2, s2, s5 ; GFX1132GISEL-NEXT: s_cmp_lg_u32 s3, 0 ; GFX1132GISEL-NEXT: s_cbranch_scc1 .LBB3_1 ; GFX1132GISEL-NEXT: ; %bb.2: ; GFX1132GISEL-NEXT: v_dual_mov_b32 v0, s2 :: v_dual_mov_b32 v1, 0 ; GFX1132GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1132GISEL-NEXT: global_store_b32 v1, v0, s[0:1] ; GFX1132GISEL-NEXT: s_endpgm entry: %id.x = call i32 @llvm.amdgcn.workitem.id.x() %result = call i32 @llvm.amdgcn.wave.reduce.max.i32(i32 %id.x, i32 1) store i32 %result, ptr addrspace(1) %out ret void } define amdgpu_kernel void @divergent_cfg(ptr addrspace(1) %out, i32 %in) { ; GFX8DAGISEL-LABEL: divergent_cfg: ; GFX8DAGISEL: ; %bb.0: ; %entry ; GFX8DAGISEL-NEXT: v_cmp_lt_u32_e32 vcc, 15, v0 ; GFX8DAGISEL-NEXT: ; implicit-def: $sgpr2 ; GFX8DAGISEL-NEXT: s_and_saveexec_b64 s[0:1], vcc ; GFX8DAGISEL-NEXT: s_xor_b64 s[0:1], exec, s[0:1] ; GFX8DAGISEL-NEXT: ; %bb.1: ; %else ; GFX8DAGISEL-NEXT: s_load_dword s2, s[4:5], 0x2c ; GFX8DAGISEL-NEXT: ; implicit-def: $vgpr0 ; GFX8DAGISEL-NEXT: ; %bb.2: ; %Flow ; GFX8DAGISEL-NEXT: s_or_saveexec_b64 s[0:1], s[0:1] ; GFX8DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX8DAGISEL-NEXT: v_mov_b32_e32 v1, s2 ; GFX8DAGISEL-NEXT: s_xor_b64 exec, exec, s[0:1] ; GFX8DAGISEL-NEXT: s_cbranch_execz .LBB4_6 ; GFX8DAGISEL-NEXT: ; %bb.3: ; %if ; GFX8DAGISEL-NEXT: s_mov_b64 s[2:3], exec ; GFX8DAGISEL-NEXT: s_brev_b32 s6, 1 ; GFX8DAGISEL-NEXT: .LBB4_4: ; =>This Inner Loop Header: Depth=1 ; GFX8DAGISEL-NEXT: s_ff1_i32_b64 s7, s[2:3] ; GFX8DAGISEL-NEXT: v_readlane_b32 s8, v0, s7 ; GFX8DAGISEL-NEXT: s_bitset0_b64 s[2:3], s7 ; GFX8DAGISEL-NEXT: s_max_i32 s6, s6, s8 ; GFX8DAGISEL-NEXT: s_cmp_lg_u64 s[2:3], 0 ; GFX8DAGISEL-NEXT: s_cbranch_scc1 .LBB4_4 ; GFX8DAGISEL-NEXT: ; %bb.5: ; GFX8DAGISEL-NEXT: v_mov_b32_e32 v1, s6 ; GFX8DAGISEL-NEXT: .LBB4_6: ; %endif ; GFX8DAGISEL-NEXT: s_or_b64 exec, exec, s[0:1] ; GFX8DAGISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX8DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX8DAGISEL-NEXT: v_mov_b32_e32 v3, s1 ; GFX8DAGISEL-NEXT: v_mov_b32_e32 v2, s0 ; GFX8DAGISEL-NEXT: flat_store_dword v[2:3], v1 ; GFX8DAGISEL-NEXT: s_endpgm ; ; GFX8GISEL-LABEL: divergent_cfg: ; GFX8GISEL: ; %bb.0: ; %entry ; GFX8GISEL-NEXT: v_cmp_le_u32_e32 vcc, 16, v0 ; GFX8GISEL-NEXT: ; implicit-def: $sgpr6 ; GFX8GISEL-NEXT: s_and_saveexec_b64 s[0:1], vcc ; GFX8GISEL-NEXT: s_xor_b64 s[0:1], exec, s[0:1] ; GFX8GISEL-NEXT: s_cbranch_execz .LBB4_2 ; GFX8GISEL-NEXT: ; %bb.1: ; %else ; GFX8GISEL-NEXT: s_load_dword s2, s[4:5], 0x2c ; GFX8GISEL-NEXT: ; implicit-def: $vgpr0 ; GFX8GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX8GISEL-NEXT: s_mov_b32 s6, s2 ; GFX8GISEL-NEXT: .LBB4_2: ; %Flow ; GFX8GISEL-NEXT: s_andn2_saveexec_b64 s[0:1], s[0:1] ; GFX8GISEL-NEXT: s_cbranch_execz .LBB4_5 ; GFX8GISEL-NEXT: ; %bb.3: ; %if ; GFX8GISEL-NEXT: s_mov_b64 s[2:3], exec ; GFX8GISEL-NEXT: s_brev_b32 s6, 1 ; GFX8GISEL-NEXT: .LBB4_4: ; =>This Inner Loop Header: Depth=1 ; GFX8GISEL-NEXT: s_ff1_i32_b64 s7, s[2:3] ; GFX8GISEL-NEXT: v_readlane_b32 s8, v0, s7 ; GFX8GISEL-NEXT: s_bitset0_b64 s[2:3], s7 ; GFX8GISEL-NEXT: s_max_i32 s6, s6, s8 ; GFX8GISEL-NEXT: s_cmp_lg_u64 s[2:3], 0 ; GFX8GISEL-NEXT: s_cbranch_scc1 .LBB4_4 ; GFX8GISEL-NEXT: .LBB4_5: ; %endif ; GFX8GISEL-NEXT: s_or_b64 exec, exec, s[0:1] ; GFX8GISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX8GISEL-NEXT: v_mov_b32_e32 v2, s6 ; GFX8GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX8GISEL-NEXT: v_mov_b32_e32 v0, s0 ; GFX8GISEL-NEXT: v_mov_b32_e32 v1, s1 ; GFX8GISEL-NEXT: flat_store_dword v[0:1], v2 ; GFX8GISEL-NEXT: s_endpgm ; ; GFX9DAGISEL-LABEL: divergent_cfg: ; GFX9DAGISEL: ; %bb.0: ; %entry ; GFX9DAGISEL-NEXT: v_cmp_lt_u32_e32 vcc, 15, v0 ; GFX9DAGISEL-NEXT: ; implicit-def: $sgpr2 ; GFX9DAGISEL-NEXT: s_and_saveexec_b64 s[0:1], vcc ; GFX9DAGISEL-NEXT: s_xor_b64 s[0:1], exec, s[0:1] ; GFX9DAGISEL-NEXT: ; %bb.1: ; %else ; GFX9DAGISEL-NEXT: s_load_dword s2, s[4:5], 0x2c ; GFX9DAGISEL-NEXT: ; implicit-def: $vgpr0 ; GFX9DAGISEL-NEXT: ; %bb.2: ; %Flow ; GFX9DAGISEL-NEXT: s_or_saveexec_b64 s[0:1], s[0:1] ; GFX9DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX9DAGISEL-NEXT: v_mov_b32_e32 v1, s2 ; GFX9DAGISEL-NEXT: s_xor_b64 exec, exec, s[0:1] ; GFX9DAGISEL-NEXT: s_cbranch_execz .LBB4_6 ; GFX9DAGISEL-NEXT: ; %bb.3: ; %if ; GFX9DAGISEL-NEXT: s_mov_b64 s[2:3], exec ; GFX9DAGISEL-NEXT: s_brev_b32 s6, 1 ; GFX9DAGISEL-NEXT: .LBB4_4: ; =>This Inner Loop Header: Depth=1 ; GFX9DAGISEL-NEXT: s_ff1_i32_b64 s7, s[2:3] ; GFX9DAGISEL-NEXT: v_readlane_b32 s8, v0, s7 ; GFX9DAGISEL-NEXT: s_bitset0_b64 s[2:3], s7 ; GFX9DAGISEL-NEXT: s_max_i32 s6, s6, s8 ; GFX9DAGISEL-NEXT: s_cmp_lg_u64 s[2:3], 0 ; GFX9DAGISEL-NEXT: s_cbranch_scc1 .LBB4_4 ; GFX9DAGISEL-NEXT: ; %bb.5: ; GFX9DAGISEL-NEXT: v_mov_b32_e32 v1, s6 ; GFX9DAGISEL-NEXT: .LBB4_6: ; %endif ; GFX9DAGISEL-NEXT: s_or_b64 exec, exec, s[0:1] ; GFX9DAGISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX9DAGISEL-NEXT: v_mov_b32_e32 v0, 0 ; GFX9DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX9DAGISEL-NEXT: global_store_dword v0, v1, s[0:1] ; GFX9DAGISEL-NEXT: s_endpgm ; ; GFX9GISEL-LABEL: divergent_cfg: ; GFX9GISEL: ; %bb.0: ; %entry ; GFX9GISEL-NEXT: v_cmp_le_u32_e32 vcc, 16, v0 ; GFX9GISEL-NEXT: ; implicit-def: $sgpr6 ; GFX9GISEL-NEXT: s_and_saveexec_b64 s[0:1], vcc ; GFX9GISEL-NEXT: s_xor_b64 s[0:1], exec, s[0:1] ; GFX9GISEL-NEXT: s_cbranch_execz .LBB4_2 ; GFX9GISEL-NEXT: ; %bb.1: ; %else ; GFX9GISEL-NEXT: s_load_dword s2, s[4:5], 0x2c ; GFX9GISEL-NEXT: ; implicit-def: $vgpr0 ; GFX9GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX9GISEL-NEXT: s_mov_b32 s6, s2 ; GFX9GISEL-NEXT: .LBB4_2: ; %Flow ; GFX9GISEL-NEXT: s_andn2_saveexec_b64 s[0:1], s[0:1] ; GFX9GISEL-NEXT: s_cbranch_execz .LBB4_5 ; GFX9GISEL-NEXT: ; %bb.3: ; %if ; GFX9GISEL-NEXT: s_mov_b64 s[2:3], exec ; GFX9GISEL-NEXT: s_brev_b32 s6, 1 ; GFX9GISEL-NEXT: .LBB4_4: ; =>This Inner Loop Header: Depth=1 ; GFX9GISEL-NEXT: s_ff1_i32_b64 s7, s[2:3] ; GFX9GISEL-NEXT: v_readlane_b32 s8, v0, s7 ; GFX9GISEL-NEXT: s_bitset0_b64 s[2:3], s7 ; GFX9GISEL-NEXT: s_max_i32 s6, s6, s8 ; GFX9GISEL-NEXT: s_cmp_lg_u64 s[2:3], 0 ; GFX9GISEL-NEXT: s_cbranch_scc1 .LBB4_4 ; GFX9GISEL-NEXT: .LBB4_5: ; %endif ; GFX9GISEL-NEXT: s_or_b64 exec, exec, s[0:1] ; GFX9GISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX9GISEL-NEXT: v_mov_b32_e32 v0, s6 ; GFX9GISEL-NEXT: v_mov_b32_e32 v1, 0 ; GFX9GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX9GISEL-NEXT: global_store_dword v1, v0, s[0:1] ; GFX9GISEL-NEXT: s_endpgm ; ; GFX1064DAGISEL-LABEL: divergent_cfg: ; GFX1064DAGISEL: ; %bb.0: ; %entry ; GFX1064DAGISEL-NEXT: v_cmp_lt_u32_e32 vcc, 15, v0 ; GFX1064DAGISEL-NEXT: ; implicit-def: $sgpr2 ; GFX1064DAGISEL-NEXT: s_and_saveexec_b64 s[0:1], vcc ; GFX1064DAGISEL-NEXT: s_xor_b64 s[0:1], exec, s[0:1] ; GFX1064DAGISEL-NEXT: ; %bb.1: ; %else ; GFX1064DAGISEL-NEXT: s_load_dword s2, s[4:5], 0x2c ; GFX1064DAGISEL-NEXT: ; implicit-def: $vgpr0 ; GFX1064DAGISEL-NEXT: ; %bb.2: ; %Flow ; GFX1064DAGISEL-NEXT: s_or_saveexec_b64 s[0:1], s[0:1] ; GFX1064DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1064DAGISEL-NEXT: v_mov_b32_e32 v1, s2 ; GFX1064DAGISEL-NEXT: s_xor_b64 exec, exec, s[0:1] ; GFX1064DAGISEL-NEXT: s_cbranch_execz .LBB4_6 ; GFX1064DAGISEL-NEXT: ; %bb.3: ; %if ; GFX1064DAGISEL-NEXT: s_mov_b64 s[2:3], exec ; GFX1064DAGISEL-NEXT: s_brev_b32 s6, 1 ; GFX1064DAGISEL-NEXT: .LBB4_4: ; =>This Inner Loop Header: Depth=1 ; GFX1064DAGISEL-NEXT: s_ff1_i32_b64 s7, s[2:3] ; GFX1064DAGISEL-NEXT: v_readlane_b32 s8, v0, s7 ; GFX1064DAGISEL-NEXT: s_bitset0_b64 s[2:3], s7 ; GFX1064DAGISEL-NEXT: s_max_i32 s6, s6, s8 ; GFX1064DAGISEL-NEXT: s_cmp_lg_u64 s[2:3], 0 ; GFX1064DAGISEL-NEXT: s_cbranch_scc1 .LBB4_4 ; GFX1064DAGISEL-NEXT: ; %bb.5: ; GFX1064DAGISEL-NEXT: v_mov_b32_e32 v1, s6 ; GFX1064DAGISEL-NEXT: .LBB4_6: ; %endif ; GFX1064DAGISEL-NEXT: s_or_b64 exec, exec, s[0:1] ; GFX1064DAGISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX1064DAGISEL-NEXT: v_mov_b32_e32 v0, 0 ; GFX1064DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1064DAGISEL-NEXT: global_store_dword v0, v1, s[0:1] ; GFX1064DAGISEL-NEXT: s_endpgm ; ; GFX1064GISEL-LABEL: divergent_cfg: ; GFX1064GISEL: ; %bb.0: ; %entry ; GFX1064GISEL-NEXT: v_cmp_le_u32_e32 vcc, 16, v0 ; GFX1064GISEL-NEXT: ; implicit-def: $sgpr6 ; GFX1064GISEL-NEXT: s_and_saveexec_b64 s[0:1], vcc ; GFX1064GISEL-NEXT: s_xor_b64 s[0:1], exec, s[0:1] ; GFX1064GISEL-NEXT: s_cbranch_execz .LBB4_2 ; GFX1064GISEL-NEXT: ; %bb.1: ; %else ; GFX1064GISEL-NEXT: s_load_dword s2, s[4:5], 0x2c ; GFX1064GISEL-NEXT: ; implicit-def: $vgpr0 ; GFX1064GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1064GISEL-NEXT: s_mov_b32 s6, s2 ; GFX1064GISEL-NEXT: .LBB4_2: ; %Flow ; GFX1064GISEL-NEXT: s_andn2_saveexec_b64 s[0:1], s[0:1] ; GFX1064GISEL-NEXT: s_cbranch_execz .LBB4_5 ; GFX1064GISEL-NEXT: ; %bb.3: ; %if ; GFX1064GISEL-NEXT: s_mov_b64 s[2:3], exec ; GFX1064GISEL-NEXT: s_brev_b32 s6, 1 ; GFX1064GISEL-NEXT: .LBB4_4: ; =>This Inner Loop Header: Depth=1 ; GFX1064GISEL-NEXT: s_ff1_i32_b64 s7, s[2:3] ; GFX1064GISEL-NEXT: v_readlane_b32 s8, v0, s7 ; GFX1064GISEL-NEXT: s_bitset0_b64 s[2:3], s7 ; GFX1064GISEL-NEXT: s_max_i32 s6, s6, s8 ; GFX1064GISEL-NEXT: s_cmp_lg_u64 s[2:3], 0 ; GFX1064GISEL-NEXT: s_cbranch_scc1 .LBB4_4 ; GFX1064GISEL-NEXT: .LBB4_5: ; %endif ; GFX1064GISEL-NEXT: s_or_b64 exec, exec, s[0:1] ; GFX1064GISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX1064GISEL-NEXT: v_mov_b32_e32 v0, s6 ; GFX1064GISEL-NEXT: v_mov_b32_e32 v1, 0 ; GFX1064GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1064GISEL-NEXT: global_store_dword v1, v0, s[0:1] ; GFX1064GISEL-NEXT: s_endpgm ; ; GFX1032DAGISEL-LABEL: divergent_cfg: ; GFX1032DAGISEL: ; %bb.0: ; %entry ; GFX1032DAGISEL-NEXT: v_cmp_lt_u32_e32 vcc_lo, 15, v0 ; GFX1032DAGISEL-NEXT: ; implicit-def: $sgpr1 ; GFX1032DAGISEL-NEXT: s_and_saveexec_b32 s0, vcc_lo ; GFX1032DAGISEL-NEXT: s_xor_b32 s0, exec_lo, s0 ; GFX1032DAGISEL-NEXT: ; %bb.1: ; %else ; GFX1032DAGISEL-NEXT: s_load_dword s1, s[4:5], 0x2c ; GFX1032DAGISEL-NEXT: ; implicit-def: $vgpr0 ; GFX1032DAGISEL-NEXT: ; %bb.2: ; %Flow ; GFX1032DAGISEL-NEXT: s_or_saveexec_b32 s0, s0 ; GFX1032DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1032DAGISEL-NEXT: v_mov_b32_e32 v1, s1 ; GFX1032DAGISEL-NEXT: s_xor_b32 exec_lo, exec_lo, s0 ; GFX1032DAGISEL-NEXT: s_cbranch_execz .LBB4_6 ; GFX1032DAGISEL-NEXT: ; %bb.3: ; %if ; GFX1032DAGISEL-NEXT: s_mov_b32 s2, exec_lo ; GFX1032DAGISEL-NEXT: s_brev_b32 s1, 1 ; GFX1032DAGISEL-NEXT: .LBB4_4: ; =>This Inner Loop Header: Depth=1 ; GFX1032DAGISEL-NEXT: s_ff1_i32_b32 s3, s2 ; GFX1032DAGISEL-NEXT: v_readlane_b32 s6, v0, s3 ; GFX1032DAGISEL-NEXT: s_bitset0_b32 s2, s3 ; GFX1032DAGISEL-NEXT: s_max_i32 s1, s1, s6 ; GFX1032DAGISEL-NEXT: s_cmp_lg_u32 s2, 0 ; GFX1032DAGISEL-NEXT: s_cbranch_scc1 .LBB4_4 ; GFX1032DAGISEL-NEXT: ; %bb.5: ; GFX1032DAGISEL-NEXT: v_mov_b32_e32 v1, s1 ; GFX1032DAGISEL-NEXT: .LBB4_6: ; %endif ; GFX1032DAGISEL-NEXT: s_or_b32 exec_lo, exec_lo, s0 ; GFX1032DAGISEL-NEXT: s_load_dwordx2 s[0:1], s[4:5], 0x24 ; GFX1032DAGISEL-NEXT: v_mov_b32_e32 v0, 0 ; GFX1032DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1032DAGISEL-NEXT: global_store_dword v0, v1, s[0:1] ; GFX1032DAGISEL-NEXT: s_endpgm ; ; GFX1032GISEL-LABEL: divergent_cfg: ; GFX1032GISEL: ; %bb.0: ; %entry ; GFX1032GISEL-NEXT: v_cmp_le_u32_e32 vcc_lo, 16, v0 ; GFX1032GISEL-NEXT: ; implicit-def: $sgpr0 ; GFX1032GISEL-NEXT: s_and_saveexec_b32 s1, vcc_lo ; GFX1032GISEL-NEXT: s_xor_b32 s1, exec_lo, s1 ; GFX1032GISEL-NEXT: s_cbranch_execz .LBB4_2 ; GFX1032GISEL-NEXT: ; %bb.1: ; %else ; GFX1032GISEL-NEXT: s_load_dword s0, s[4:5], 0x2c ; GFX1032GISEL-NEXT: ; implicit-def: $vgpr0 ; GFX1032GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1032GISEL-NEXT: s_mov_b32 s0, s0 ; GFX1032GISEL-NEXT: .LBB4_2: ; %Flow ; GFX1032GISEL-NEXT: s_andn2_saveexec_b32 s1, s1 ; GFX1032GISEL-NEXT: s_cbranch_execz .LBB4_5 ; GFX1032GISEL-NEXT: ; %bb.3: ; %if ; GFX1032GISEL-NEXT: s_mov_b32 s2, exec_lo ; GFX1032GISEL-NEXT: s_brev_b32 s0, 1 ; GFX1032GISEL-NEXT: .LBB4_4: ; =>This Inner Loop Header: Depth=1 ; GFX1032GISEL-NEXT: s_ff1_i32_b32 s3, s2 ; GFX1032GISEL-NEXT: v_readlane_b32 s6, v0, s3 ; GFX1032GISEL-NEXT: s_bitset0_b32 s2, s3 ; GFX1032GISEL-NEXT: s_max_i32 s0, s0, s6 ; GFX1032GISEL-NEXT: s_cmp_lg_u32 s2, 0 ; GFX1032GISEL-NEXT: s_cbranch_scc1 .LBB4_4 ; GFX1032GISEL-NEXT: .LBB4_5: ; %endif ; GFX1032GISEL-NEXT: s_or_b32 exec_lo, exec_lo, s1 ; GFX1032GISEL-NEXT: s_load_dwordx2 s[2:3], s[4:5], 0x24 ; GFX1032GISEL-NEXT: v_mov_b32_e32 v0, s0 ; GFX1032GISEL-NEXT: v_mov_b32_e32 v1, 0 ; GFX1032GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1032GISEL-NEXT: global_store_dword v1, v0, s[2:3] ; GFX1032GISEL-NEXT: s_endpgm ; ; GFX1164DAGISEL-LABEL: divergent_cfg: ; GFX1164DAGISEL: ; %bb.0: ; %entry ; GFX1164DAGISEL-NEXT: v_and_b32_e32 v0, 0x3ff, v0 ; GFX1164DAGISEL-NEXT: s_mov_b64 s[0:1], exec ; GFX1164DAGISEL-NEXT: ; implicit-def: $sgpr2 ; GFX1164DAGISEL-NEXT: s_delay_alu instid0(VALU_DEP_1) ; GFX1164DAGISEL-NEXT: v_cmpx_lt_u32_e32 15, v0 ; GFX1164DAGISEL-NEXT: s_xor_b64 s[0:1], exec, s[0:1] ; GFX1164DAGISEL-NEXT: ; %bb.1: ; %else ; GFX1164DAGISEL-NEXT: s_load_b32 s2, s[4:5], 0x2c ; GFX1164DAGISEL-NEXT: ; implicit-def: $vgpr0 ; GFX1164DAGISEL-NEXT: ; %bb.2: ; %Flow ; GFX1164DAGISEL-NEXT: s_or_saveexec_b64 s[0:1], s[0:1] ; GFX1164DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1164DAGISEL-NEXT: v_mov_b32_e32 v1, s2 ; GFX1164DAGISEL-NEXT: s_xor_b64 exec, exec, s[0:1] ; GFX1164DAGISEL-NEXT: s_cbranch_execz .LBB4_6 ; GFX1164DAGISEL-NEXT: ; %bb.3: ; %if ; GFX1164DAGISEL-NEXT: s_mov_b64 s[2:3], exec ; GFX1164DAGISEL-NEXT: s_brev_b32 s6, 1 ; GFX1164DAGISEL-NEXT: .LBB4_4: ; =>This Inner Loop Header: Depth=1 ; GFX1164DAGISEL-NEXT: s_ctz_i32_b64 s7, s[2:3] ; GFX1164DAGISEL-NEXT: s_delay_alu instid0(SALU_CYCLE_1) ; GFX1164DAGISEL-NEXT: v_readlane_b32 s8, v0, s7 ; GFX1164DAGISEL-NEXT: s_bitset0_b64 s[2:3], s7 ; GFX1164DAGISEL-NEXT: s_max_i32 s6, s6, s8 ; GFX1164DAGISEL-NEXT: s_cmp_lg_u64 s[2:3], 0 ; GFX1164DAGISEL-NEXT: s_cbranch_scc1 .LBB4_4 ; GFX1164DAGISEL-NEXT: ; %bb.5: ; GFX1164DAGISEL-NEXT: v_mov_b32_e32 v1, s6 ; GFX1164DAGISEL-NEXT: .LBB4_6: ; %endif ; GFX1164DAGISEL-NEXT: s_or_b64 exec, exec, s[0:1] ; GFX1164DAGISEL-NEXT: s_load_b64 s[0:1], s[4:5], 0x24 ; GFX1164DAGISEL-NEXT: v_mov_b32_e32 v0, 0 ; GFX1164DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1164DAGISEL-NEXT: global_store_b32 v0, v1, s[0:1] ; GFX1164DAGISEL-NEXT: s_endpgm ; ; GFX1164GISEL-LABEL: divergent_cfg: ; GFX1164GISEL: ; %bb.0: ; %entry ; GFX1164GISEL-NEXT: v_and_b32_e32 v0, 0x3ff, v0 ; GFX1164GISEL-NEXT: s_mov_b64 s[0:1], exec ; GFX1164GISEL-NEXT: ; implicit-def: $sgpr6 ; GFX1164GISEL-NEXT: s_delay_alu instid0(VALU_DEP_1) ; GFX1164GISEL-NEXT: v_cmpx_le_u32_e32 16, v0 ; GFX1164GISEL-NEXT: s_xor_b64 s[0:1], exec, s[0:1] ; GFX1164GISEL-NEXT: s_cbranch_execz .LBB4_2 ; GFX1164GISEL-NEXT: ; %bb.1: ; %else ; GFX1164GISEL-NEXT: s_load_b32 s2, s[4:5], 0x2c ; GFX1164GISEL-NEXT: ; implicit-def: $vgpr0 ; GFX1164GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1164GISEL-NEXT: s_mov_b32 s6, s2 ; GFX1164GISEL-NEXT: .LBB4_2: ; %Flow ; GFX1164GISEL-NEXT: s_and_not1_saveexec_b64 s[0:1], s[0:1] ; GFX1164GISEL-NEXT: s_cbranch_execz .LBB4_5 ; GFX1164GISEL-NEXT: ; %bb.3: ; %if ; GFX1164GISEL-NEXT: s_mov_b64 s[2:3], exec ; GFX1164GISEL-NEXT: s_brev_b32 s6, 1 ; GFX1164GISEL-NEXT: .LBB4_4: ; =>This Inner Loop Header: Depth=1 ; GFX1164GISEL-NEXT: s_ctz_i32_b64 s7, s[2:3] ; GFX1164GISEL-NEXT: s_delay_alu instid0(SALU_CYCLE_1) ; GFX1164GISEL-NEXT: v_readlane_b32 s8, v0, s7 ; GFX1164GISEL-NEXT: s_bitset0_b64 s[2:3], s7 ; GFX1164GISEL-NEXT: s_max_i32 s6, s6, s8 ; GFX1164GISEL-NEXT: s_cmp_lg_u64 s[2:3], 0 ; GFX1164GISEL-NEXT: s_cbranch_scc1 .LBB4_4 ; GFX1164GISEL-NEXT: .LBB4_5: ; %endif ; GFX1164GISEL-NEXT: s_or_b64 exec, exec, s[0:1] ; GFX1164GISEL-NEXT: s_load_b64 s[0:1], s[4:5], 0x24 ; GFX1164GISEL-NEXT: v_mov_b32_e32 v0, s6 ; GFX1164GISEL-NEXT: v_mov_b32_e32 v1, 0 ; GFX1164GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1164GISEL-NEXT: global_store_b32 v1, v0, s[0:1] ; GFX1164GISEL-NEXT: s_endpgm ; ; GFX1132DAGISEL-LABEL: divergent_cfg: ; GFX1132DAGISEL: ; %bb.0: ; %entry ; GFX1132DAGISEL-NEXT: v_and_b32_e32 v0, 0x3ff, v0 ; GFX1132DAGISEL-NEXT: s_mov_b32 s0, exec_lo ; GFX1132DAGISEL-NEXT: ; implicit-def: $sgpr1 ; GFX1132DAGISEL-NEXT: s_delay_alu instid0(VALU_DEP_1) ; GFX1132DAGISEL-NEXT: v_cmpx_lt_u32_e32 15, v0 ; GFX1132DAGISEL-NEXT: s_xor_b32 s0, exec_lo, s0 ; GFX1132DAGISEL-NEXT: ; %bb.1: ; %else ; GFX1132DAGISEL-NEXT: s_load_b32 s1, s[4:5], 0x2c ; GFX1132DAGISEL-NEXT: ; implicit-def: $vgpr0 ; GFX1132DAGISEL-NEXT: ; %bb.2: ; %Flow ; GFX1132DAGISEL-NEXT: s_or_saveexec_b32 s0, s0 ; GFX1132DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1132DAGISEL-NEXT: v_mov_b32_e32 v1, s1 ; GFX1132DAGISEL-NEXT: s_xor_b32 exec_lo, exec_lo, s0 ; GFX1132DAGISEL-NEXT: s_cbranch_execz .LBB4_6 ; GFX1132DAGISEL-NEXT: ; %bb.3: ; %if ; GFX1132DAGISEL-NEXT: s_mov_b32 s2, exec_lo ; GFX1132DAGISEL-NEXT: s_brev_b32 s1, 1 ; GFX1132DAGISEL-NEXT: .LBB4_4: ; =>This Inner Loop Header: Depth=1 ; GFX1132DAGISEL-NEXT: s_ctz_i32_b32 s3, s2 ; GFX1132DAGISEL-NEXT: s_delay_alu instid0(SALU_CYCLE_1) ; GFX1132DAGISEL-NEXT: v_readlane_b32 s6, v0, s3 ; GFX1132DAGISEL-NEXT: s_bitset0_b32 s2, s3 ; GFX1132DAGISEL-NEXT: s_max_i32 s1, s1, s6 ; GFX1132DAGISEL-NEXT: s_cmp_lg_u32 s2, 0 ; GFX1132DAGISEL-NEXT: s_cbranch_scc1 .LBB4_4 ; GFX1132DAGISEL-NEXT: ; %bb.5: ; GFX1132DAGISEL-NEXT: v_mov_b32_e32 v1, s1 ; GFX1132DAGISEL-NEXT: .LBB4_6: ; %endif ; GFX1132DAGISEL-NEXT: s_or_b32 exec_lo, exec_lo, s0 ; GFX1132DAGISEL-NEXT: s_load_b64 s[0:1], s[4:5], 0x24 ; GFX1132DAGISEL-NEXT: v_mov_b32_e32 v0, 0 ; GFX1132DAGISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1132DAGISEL-NEXT: global_store_b32 v0, v1, s[0:1] ; GFX1132DAGISEL-NEXT: s_endpgm ; ; GFX1132GISEL-LABEL: divergent_cfg: ; GFX1132GISEL: ; %bb.0: ; %entry ; GFX1132GISEL-NEXT: v_and_b32_e32 v0, 0x3ff, v0 ; GFX1132GISEL-NEXT: s_mov_b32 s1, exec_lo ; GFX1132GISEL-NEXT: ; implicit-def: $sgpr0 ; GFX1132GISEL-NEXT: s_delay_alu instid0(VALU_DEP_1) ; GFX1132GISEL-NEXT: v_cmpx_le_u32_e32 16, v0 ; GFX1132GISEL-NEXT: s_xor_b32 s1, exec_lo, s1 ; GFX1132GISEL-NEXT: s_cbranch_execz .LBB4_2 ; GFX1132GISEL-NEXT: ; %bb.1: ; %else ; GFX1132GISEL-NEXT: s_load_b32 s0, s[4:5], 0x2c ; GFX1132GISEL-NEXT: ; implicit-def: $vgpr0 ; GFX1132GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1132GISEL-NEXT: s_mov_b32 s0, s0 ; GFX1132GISEL-NEXT: .LBB4_2: ; %Flow ; GFX1132GISEL-NEXT: s_and_not1_saveexec_b32 s1, s1 ; GFX1132GISEL-NEXT: s_cbranch_execz .LBB4_5 ; GFX1132GISEL-NEXT: ; %bb.3: ; %if ; GFX1132GISEL-NEXT: s_mov_b32 s2, exec_lo ; GFX1132GISEL-NEXT: s_brev_b32 s0, 1 ; GFX1132GISEL-NEXT: .LBB4_4: ; =>This Inner Loop Header: Depth=1 ; GFX1132GISEL-NEXT: s_ctz_i32_b32 s3, s2 ; GFX1132GISEL-NEXT: s_delay_alu instid0(SALU_CYCLE_1) ; GFX1132GISEL-NEXT: v_readlane_b32 s6, v0, s3 ; GFX1132GISEL-NEXT: s_bitset0_b32 s2, s3 ; GFX1132GISEL-NEXT: s_max_i32 s0, s0, s6 ; GFX1132GISEL-NEXT: s_cmp_lg_u32 s2, 0 ; GFX1132GISEL-NEXT: s_cbranch_scc1 .LBB4_4 ; GFX1132GISEL-NEXT: .LBB4_5: ; %endif ; GFX1132GISEL-NEXT: s_or_b32 exec_lo, exec_lo, s1 ; GFX1132GISEL-NEXT: s_load_b64 s[2:3], s[4:5], 0x24 ; GFX1132GISEL-NEXT: v_dual_mov_b32 v0, s0 :: v_dual_mov_b32 v1, 0 ; GFX1132GISEL-NEXT: s_waitcnt lgkmcnt(0) ; GFX1132GISEL-NEXT: global_store_b32 v1, v0, s[2:3] ; GFX1132GISEL-NEXT: s_endpgm entry: %tid = call i32 @llvm.amdgcn.workitem.id.x() %d_cmp = icmp ult i32 %tid, 16 br i1 %d_cmp, label %if, label %else if: %reducedValTid = call i32 @llvm.amdgcn.wave.reduce.max.i32(i32 %tid, i32 1) br label %endif else: %reducedValIn = call i32 @llvm.amdgcn.wave.reduce.max.i32(i32 %in, i32 1) br label %endif endif: %combine = phi i32 [%reducedValTid, %if], [%reducedValIn, %else] store i32 %combine, ptr addrspace(1) %out ret void }