Mercurial > hg > CbC > CbC_llvm
view llvm/test/CodeGen/AMDGPU/combine-reg-or-const.ll @ 266:00f31e85ec16 default tip
Added tag current for changeset 31d058e83c98
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Sat, 14 Oct 2023 10:13:55 +0900 |
parents | 1f2b6ac9f198 |
children |
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2 ; RUN: llc -mtriple=amdgcn-amd-amdhsa -o - %s | FileCheck %s ; The OR instruction should not be eliminated by the "OR Combine" DAG optimization. define protected amdgpu_kernel void @_Z11test_kernelPii(ptr addrspace(1) nocapture %Ad.coerce, i32 %s) local_unnamed_addr #5 { ; CHECK-LABEL: _Z11test_kernelPii: ; CHECK: ; %bb.0: ; %entry ; CHECK-NEXT: s_load_dword s0, s[4:5], 0x2 ; CHECK-NEXT: s_waitcnt lgkmcnt(0) ; CHECK-NEXT: s_cmp_lg_u32 s0, 3 ; CHECK-NEXT: s_cbranch_scc1 .LBB0_2 ; CHECK-NEXT: ; %bb.1: ; %if.then ; CHECK-NEXT: s_load_dwordx2 s[2:3], s[4:5], 0x0 ; CHECK-NEXT: s_and_b32 s4, s0, 0xffff ; CHECK-NEXT: s_mov_b32 s1, 0 ; CHECK-NEXT: s_mul_i32 s6, s4, 0xaaab ; CHECK-NEXT: s_lshl_b64 s[4:5], s[0:1], 2 ; CHECK-NEXT: s_lshr_b32 s1, s6, 19 ; CHECK-NEXT: s_mul_i32 s1, s1, 12 ; CHECK-NEXT: s_sub_i32 s6, s0, s1 ; CHECK-NEXT: s_and_b32 s7, s6, 0xffff ; CHECK-NEXT: s_waitcnt lgkmcnt(0) ; CHECK-NEXT: s_add_u32 s0, s2, s4 ; CHECK-NEXT: s_addc_u32 s1, s3, s5 ; CHECK-NEXT: s_bfe_u32 s2, s6, 0xd0003 ; CHECK-NEXT: s_add_i32 s2, s2, s7 ; CHECK-NEXT: s_or_b32 s2, s2, 0xc0 ; CHECK-NEXT: v_mov_b32_e32 v0, s0 ; CHECK-NEXT: v_mov_b32_e32 v1, s1 ; CHECK-NEXT: v_mov_b32_e32 v2, s2 ; CHECK-NEXT: flat_store_dword v[0:1], v2 ; CHECK-NEXT: .LBB0_2: ; %if.end ; CHECK-NEXT: s_endpgm entry: %cmp = icmp eq i32 %s, 3 br i1 %cmp, label %if.then, label %if.end if.then: ; preds = %entry %rem.lhs.trunc = trunc i32 %s to i16 %rem4 = urem i16 %rem.lhs.trunc, 12 %rem.zext = zext i16 %rem4 to i32 %idxprom = zext i32 %s to i64 %arrayidx3 = getelementptr inbounds i32, ptr addrspace(1) %Ad.coerce, i64 %idxprom %div = lshr i32 %rem.zext, 3 %or = or i32 %rem.zext, 192 %add = add nuw nsw i32 %or, %div store i32 %add, ptr addrspace(1) %arrayidx3, align 4 br label %if.end if.end: ; preds = %if.then, %entry ret void }