145 lines · plain
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 52; RUN: llc -O0 -verify-machineinstrs < %s -mtriple=powerpc-unknown-linux-gnu 2>&1 | FileCheck %s3; RUN: llc -O0 -verify-machineinstrs < %s -mtriple=powerpc64-unknown-linux-gnu 2>&1 | FileCheck %s --check-prefix=CHECK644 5@mVal = dso_local global i32 15, align 46@myGVal = dso_local global i32 0, align 47 8define dso_local void @testSetIntReg(i32 noundef signext %xx) {9; CHECK-LABEL: testSetIntReg:10; CHECK: # %bb.0: # %entry11; CHECK-NEXT: mr 5, 312; CHECK-NEXT: blr13;14; CHECK64-LABEL: testSetIntReg:15; CHECK64: # %bb.0: # %entry16; CHECK64-NEXT: mr 5, 317; CHECK64-NEXT: blr18entry:19 tail call void @llvm.write_register.i32(metadata !0, i32 %xx)20 ret void21}22 23declare void @llvm.write_register.i32(metadata, i32)24 25define dso_local signext range(i32 0, 2) i32 @testCmpReg() {26; CHECK-LABEL: testCmpReg:27; CHECK: # %bb.0: # %entry28; CHECK-NEXT: lis 3, mVal@ha29; CHECK-NEXT: lwz 3, mVal@l(3)30; CHECK-NEXT: xori 3, 3, 1531; CHECK-NEXT: cntlzw 3, 332; CHECK-NEXT: srwi 3, 3, 533; CHECK-NEXT: blr34;35; CHECK64-LABEL: testCmpReg:36; CHECK64: # %bb.0: # %entry37; CHECK64-NEXT: addis 3, 2, mVal@toc@ha38; CHECK64-NEXT: addi 3, 3, mVal@toc@l39; CHECK64-NEXT: lwz 3, 0(3)40; CHECK64-NEXT: xori 3, 3, 1541; CHECK64-NEXT: cntlzw 3, 342; CHECK64-NEXT: srwi 3, 3, 543; CHECK64-NEXT: extsw 3, 344; CHECK64-NEXT: blr45entry:46 tail call void @llvm.write_register.i32(metadata !0, i32 15)47 %0 = load i32, ptr @mVal, align 448 %1 = tail call i32 @llvm.read_register.i32(metadata !0)49 %cmp = icmp eq i32 %0, %150 %conv = zext i1 %cmp to i3251 ret i32 %conv52}53 54declare i32 @llvm.read_register.i32(metadata)55 56define dso_local void @testSetIntReg2(i32 noundef signext %xx) {57; CHECK-LABEL: testSetIntReg2:58; CHECK: # %bb.0: # %entry59; CHECK-NEXT: stwu 1, -48(1)60; CHECK-NEXT: .cfi_def_cfa_offset 4861; CHECK-NEXT: .cfi_offset r23, -3662; CHECK-NEXT: stw 23, 12(1) # 4-byte Folded Spill63; CHECK-NEXT: mr 23, 364; CHECK-NEXT: lwz 23, 12(1) # 4-byte Folded Reload65; CHECK-NEXT: addi 1, 1, 4866; CHECK-NEXT: blr67;68; CHECK64-LABEL: testSetIntReg2:69; CHECK64: # %bb.0: # %entry70; CHECK64-NEXT: std 23, -72(1) # 8-byte Folded Spill71; CHECK64-NEXT: mr 23, 372; CHECK64-NEXT: ld 23, -72(1) # 8-byte Folded Reload73; CHECK64-NEXT: blr74entry:75 tail call void @llvm.write_register.i32(metadata !1, i32 %xx)76 ret void77}78 79define dso_local signext i32 @testReturnReg() {80; CHECK-LABEL: testReturnReg:81; CHECK: # %bb.0: # %entry82; CHECK-NEXT: stwu 1, -48(1)83; CHECK-NEXT: .cfi_def_cfa_offset 4884; CHECK-NEXT: .cfi_offset r23, -3685; CHECK-NEXT: stw 23, 12(1) # 4-byte Folded Spill86; CHECK-NEXT: li 23, 12587; CHECK-NEXT: mr 3, 2388; CHECK-NEXT: lwz 23, 12(1) # 4-byte Folded Reload89; CHECK-NEXT: addi 1, 1, 4890; CHECK-NEXT: blr91;92; CHECK64-LABEL: testReturnReg:93; CHECK64: # %bb.0: # %entry94; CHECK64-NEXT: std 23, -72(1) # 8-byte Folded Spill95; CHECK64-NEXT: li 23, 12596; CHECK64-NEXT: extsw 3, 2397; CHECK64-NEXT: ld 23, -72(1) # 8-byte Folded Reload98; CHECK64-NEXT: blr99entry:100 tail call void @llvm.write_register.i32(metadata !1, i32 125)101 %0 = tail call i32 @llvm.read_register.i32(metadata !1)102 ret i32 %0103}104 105define dso_local void @testViaASM(i32 noundef signext %xx) {106; CHECK-LABEL: testViaASM:107; CHECK: # %bb.0: # %entry108; CHECK-NEXT: stwu 1, -64(1)109; CHECK-NEXT: .cfi_def_cfa_offset 64110; CHECK-NEXT: .cfi_offset r20, -48111; CHECK-NEXT: stw 20, 16(1) # 4-byte Folded Spill112; CHECK-NEXT: mr 20, 3113; CHECK-NEXT: #APP114; CHECK-NEXT: addi 3, 1, 1115; CHECK-NEXT: #NO_APP116; CHECK-NEXT: lis 4, myGVal@ha117; CHECK-NEXT: stw 3, myGVal@l(4)118; CHECK-NEXT: lwz 20, 16(1) # 4-byte Folded Reload119; CHECK-NEXT: addi 1, 1, 64120; CHECK-NEXT: blr121;122; CHECK64-LABEL: testViaASM:123; CHECK64: # %bb.0: # %entry124; CHECK64-NEXT: std 20, -96(1) # 8-byte Folded Spill125; CHECK64-NEXT: mr 20, 3126; CHECK64-NEXT: #APP127; CHECK64-NEXT: addi 3, 1, 1128; CHECK64-NEXT: #NO_APP129; CHECK64-NEXT: addis 4, 2, myGVal@toc@ha130; CHECK64-NEXT: addi 4, 4, myGVal@toc@l131; CHECK64-NEXT: stw 3, 0(4)132; CHECK64-NEXT: ld 20, -96(1) # 8-byte Folded Reload133; CHECK64-NEXT: blr134entry:135 tail call void @llvm.write_register.i32(metadata !2, i32 %xx)136 %0 = tail call i32 @llvm.read_register.i32(metadata !2)137 %1 = tail call i32 asm "addi $0, $2, $2", "=r,{r20},K"(i32 %0, i32 1)138 store i32 %1, ptr @myGVal, align 4139 ret void140}141 142!0 = !{!"r5"}143!1 = !{!"r23"}144!2 = !{!"r20"}145