diff options
Diffstat (limited to 'third_party/llvm/llvm/test/CodeGen/RISCV/macro-fusion-logic-reg-imm.mir')
| -rw-r--r-- | third_party/llvm/llvm/test/CodeGen/RISCV/macro-fusion-logic-reg-imm.mir | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/third_party/llvm/llvm/test/CodeGen/RISCV/macro-fusion-logic-reg-imm.mir b/third_party/llvm/llvm/test/CodeGen/RISCV/macro-fusion-logic-reg-imm.mir new file mode 100644 index 0000000..eba113b --- /dev/null +++ b/third_party/llvm/llvm/test/CodeGen/RISCV/macro-fusion-logic-reg-imm.mir @@ -0,0 +1,62 @@ +# REQUIRES: asserts +# RUN: llc -mtriple=riscv64-linux-gnu -x=mir < %s \ +# RUN: -debug-only=machine-scheduler -start-before=machine-scheduler 2>&1 \ +# RUN: -mattr=+fusion-logic-reg-imm | FileCheck %s + +# Test logic register-immediate fusion: AND/OR/XOR + ANDI/ORI/XORI +# This fusion combines a logic operation on registers followed by +# a logic operation with an immediate. + +# CHECK: and_andi +# CHECK: Macro fuse: {{.*}}AND - ANDI +--- +name: and_andi +tracksRegLiveness: true +body: | + bb.0.entry: + liveins: $x10, $x11 + %1:gpr = COPY $x10 + %2:gpr = COPY $x11 + %3:gpr = AND %1, %2 + %4:gpr = XORI %2, 3 + %5:gpr = ANDI %3, 255 + $x10 = COPY %4 + $x11 = COPY %5 + PseudoRET +... + +# CHECK: or_ori +# CHECK: Macro fuse: {{.*}}OR - ORI +--- +name: or_ori +tracksRegLiveness: true +body: | + bb.0.entry: + liveins: $x10, $x11 + %1:gpr = COPY $x10 + %2:gpr = COPY $x11 + %3:gpr = OR %1, %2 + %4:gpr = XORI %2, 3 + %5:gpr = ORI %3, 15 + $x10 = COPY %4 + $x11 = COPY %5 + PseudoRET +... + +# CHECK: xor_xori +# CHECK: Macro fuse: {{.*}}XOR - XORI +--- +name: xor_xori +tracksRegLiveness: true +body: | + bb.0.entry: + liveins: $x10, $x11 + %1:gpr = COPY $x10 + %2:gpr = COPY $x11 + %3:gpr = XOR %1, %2 + %4:gpr = XORI %2, 3 + %5:gpr = XORI %3, 7 + $x10 = COPY %4 + $x11 = COPY %5 + PseudoRET +... |