112 lines
3.5 KiB
LLVM
112 lines
3.5 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -global-isel -march=amdgcn -mcpu=hawaii -mattr=+flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s
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; End to end tests for scalar vs. vector boolean legalization strategies.
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define amdgpu_ps float @select_vgpr_sgpr_trunc_cond(i32 inreg %a, i32 %b, i32 %c) {
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; GCN-LABEL: select_vgpr_sgpr_trunc_cond:
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; GCN: ; %bb.0:
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; GCN-NEXT: s_and_b32 s0, 1, s0
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; GCN-NEXT: v_cmp_ne_u32_e64 vcc, 0, s0
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; GCN-NEXT: v_cndmask_b32_e32 v0, v1, v0, vcc
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; GCN-NEXT: ; return to shader part epilog
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%cc = trunc i32 %a to i1
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%r = select i1 %cc, i32 %b, i32 %c
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%r.f = bitcast i32 %r to float
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ret float %r.f
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}
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define amdgpu_ps float @select_vgpr_sgpr_trunc_and_cond(i32 inreg %a.0, i32 inreg %a.1, i32 %b, i32 %c) {
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; GCN-LABEL: select_vgpr_sgpr_trunc_and_cond:
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; GCN: ; %bb.0:
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; GCN-NEXT: s_and_b32 s0, s0, s1
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; GCN-NEXT: s_and_b32 s0, 1, s0
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; GCN-NEXT: v_cmp_ne_u32_e64 vcc, 0, s0
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; GCN-NEXT: v_cndmask_b32_e32 v0, v1, v0, vcc
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; GCN-NEXT: ; return to shader part epilog
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%cc.0 = trunc i32 %a.0 to i1
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%cc.1 = trunc i32 %a.1 to i1
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%and = and i1 %cc.0, %cc.1
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%r = select i1 %and, i32 %b, i32 %c
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%r.f = bitcast i32 %r to float
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ret float %r.f
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}
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define amdgpu_ps i32 @select_sgpr_trunc_and_cond(i32 inreg %a.0, i32 inreg %a.1, i32 inreg %b, i32 inreg %c) {
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; GCN-LABEL: select_sgpr_trunc_and_cond:
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; GCN: ; %bb.0:
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; GCN-NEXT: s_and_b32 s0, s0, s1
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; GCN-NEXT: s_and_b32 s0, s0, 1
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; GCN-NEXT: s_cmp_lg_u32 s0, 0
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; GCN-NEXT: s_cselect_b32 s0, s2, s3
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; GCN-NEXT: ; return to shader part epilog
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%cc.0 = trunc i32 %a.0 to i1
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%cc.1 = trunc i32 %a.1 to i1
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%and = and i1 %cc.0, %cc.1
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%r = select i1 %and, i32 %b, i32 %c
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ret i32 %r
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}
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define amdgpu_kernel void @sgpr_trunc_brcond(i32 %cond) {
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; GCN-LABEL: sgpr_trunc_brcond:
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; GCN: ; %bb.0: ; %entry
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; GCN-NEXT: s_load_dword s0, s[0:1], 0x9
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; GCN-NEXT: s_waitcnt lgkmcnt(0)
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; GCN-NEXT: s_xor_b32 s0, s0, -1
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; GCN-NEXT: s_and_b32 s0, s0, 1
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; GCN-NEXT: s_cmp_lg_u32 s0, 0
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; GCN-NEXT: s_cbranch_scc1 BB3_2
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; GCN-NEXT: ; %bb.1: ; %bb0
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; GCN-NEXT: v_mov_b32_e32 v0, 0
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; GCN-NEXT: flat_store_dword v[0:1], v0
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; GCN-NEXT: s_waitcnt vmcnt(0)
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; GCN-NEXT: BB3_2: ; %bb1
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; GCN-NEXT: v_mov_b32_e32 v0, 1
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; GCN-NEXT: flat_store_dword v[0:1], v0
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; GCN-NEXT: s_waitcnt vmcnt(0)
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entry:
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%trunc = trunc i32 %cond to i1
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br i1 %trunc, label %bb0, label %bb1
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bb0:
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store volatile i32 0, i32 addrspace(1)* undef
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unreachable
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bb1:
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store volatile i32 1, i32 addrspace(1)* undef
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unreachable
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}
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define amdgpu_kernel void @brcond_sgpr_trunc_and(i32 %cond0, i32 %cond1) {
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; GCN-LABEL: brcond_sgpr_trunc_and:
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; GCN: ; %bb.0: ; %entry
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; GCN-NEXT: s_load_dwordx2 s[0:1], s[0:1], 0x9
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; GCN-NEXT: s_waitcnt lgkmcnt(0)
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; GCN-NEXT: s_and_b32 s0, s0, s1
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; GCN-NEXT: s_xor_b32 s0, s0, -1
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; GCN-NEXT: s_and_b32 s0, s0, 1
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; GCN-NEXT: s_cmp_lg_u32 s0, 0
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; GCN-NEXT: s_cbranch_scc1 BB4_2
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; GCN-NEXT: ; %bb.1: ; %bb0
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; GCN-NEXT: v_mov_b32_e32 v0, 0
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; GCN-NEXT: flat_store_dword v[0:1], v0
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; GCN-NEXT: s_waitcnt vmcnt(0)
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; GCN-NEXT: BB4_2: ; %bb1
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; GCN-NEXT: v_mov_b32_e32 v0, 1
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; GCN-NEXT: flat_store_dword v[0:1], v0
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; GCN-NEXT: s_waitcnt vmcnt(0)
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entry:
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%trunc0 = trunc i32 %cond0 to i1
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%trunc1 = trunc i32 %cond1 to i1
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%and = and i1 %trunc0, %trunc1
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br i1 %and, label %bb0, label %bb1
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bb0:
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store volatile i32 0, i32 addrspace(1)* undef
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unreachable
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bb1:
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store volatile i32 1, i32 addrspace(1)* undef
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unreachable
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}
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