| # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py |
| # RUN: llc -run-pass=aarch64-mi-peephole-opt -o - -mtriple=aarch64-unknown-linux -verify-machineinstrs %s | FileCheck %s |
| |
| # Main intention is to verify machine instructions have valid register classes. |
| # Use of UBFM[W|X]ri is used as an arbitrary instruction that requires GPR[32|64]RegClass. |
| # If the ADD/SUB optimization generates invalid register classes, this test will fail. |
| --- |
| name: addi |
| body: | |
| bb.0.entry: |
| liveins: $w0 |
| ; CHECK-LABEL: name: addi |
| ; CHECK: [[COPY:%[0-9]+]]:gpr32common = COPY $w0 |
| ; CHECK-NEXT: [[ADDWri:%[0-9]+]]:gpr32sp = ADDWri [[COPY]], 273, 12 |
| ; CHECK-NEXT: [[ADDWri1:%[0-9]+]]:gpr32common = ADDWri [[ADDWri]], 3549, 0 |
| ; CHECK-NEXT: [[UBFMWri:%[0-9]+]]:gpr32 = UBFMWri [[ADDWri1]], 28, 31 |
| ; CHECK-NEXT: $w0 = COPY [[UBFMWri]] |
| ; CHECK-NEXT: RET_ReallyLR implicit $w0 |
| %0:gpr32 = COPY $w0 |
| %1:gpr32 = MOVi32imm 1121757 |
| %2:gpr32 = ADDWrr %0, %1 |
| %3:gpr32 = UBFMWri %2, 28, 31 |
| $w0 = COPY %3 |
| RET_ReallyLR implicit $w0 |
| ... |
| --- |
| name: addl |
| body: | |
| bb.0.entry: |
| liveins: $x0 |
| ; CHECK-LABEL: name: addl |
| ; CHECK: [[COPY:%[0-9]+]]:gpr64common = COPY $x0 |
| ; CHECK-NEXT: [[ADDXri:%[0-9]+]]:gpr64sp = ADDXri [[COPY]], 273, 12 |
| ; CHECK-NEXT: [[ADDXri1:%[0-9]+]]:gpr64common = ADDXri [[ADDXri]], 3549, 0 |
| ; CHECK-NEXT: [[UBFMXri:%[0-9]+]]:gpr64 = UBFMXri [[ADDXri1]], 28, 31 |
| ; CHECK-NEXT: $x0 = COPY [[UBFMXri]] |
| ; CHECK-NEXT: RET_ReallyLR implicit $x0 |
| %0:gpr64 = COPY $x0 |
| %1:gpr32 = MOVi32imm 1121757 |
| %2:gpr64 = SUBREG_TO_REG 0, %1, %subreg.sub_32 |
| %3:gpr64 = ADDXrr %0, killed %2 |
| %4:gpr64 = UBFMXri %3, 28, 31 |
| $x0 = COPY %4 |
| RET_ReallyLR implicit $x0 |
| ... |
| --- |
| name: addl_negate |
| body: | |
| bb.0.entry: |
| liveins: $x0 |
| ; CHECK-LABEL: name: addl_negate |
| ; CHECK: [[COPY:%[0-9]+]]:gpr64common = COPY $x0 |
| ; CHECK-NEXT: [[SUBXri:%[0-9]+]]:gpr64sp = SUBXri [[COPY]], 273, 12 |
| ; CHECK-NEXT: [[SUBXri1:%[0-9]+]]:gpr64common = SUBXri [[SUBXri]], 3549, 0 |
| ; CHECK-NEXT: [[UBFMXri:%[0-9]+]]:gpr64 = UBFMXri [[SUBXri1]], 28, 31 |
| ; CHECK-NEXT: $x0 = COPY [[UBFMXri]] |
| ; CHECK-NEXT: RET_ReallyLR implicit $x0 |
| %0:gpr64 = COPY $x0 |
| %1:gpr64 = MOVi64imm -1121757 |
| %2:gpr64 = ADDXrr %0, killed %1 |
| %3:gpr64 = UBFMXri %2, 28, 31 |
| $x0 = COPY %3 |
| RET_ReallyLR implicit $x0 |