# RUN: llc -march=riscv32 -x mir -run-pass=machine-outliner -simplify-mir -verify-machineinstrs < %s \ # RUN: | FileCheck -check-prefix=RV32I-MO %s # RUN: llc -march=riscv64 -x mir -run-pass=machine-outliner -simplify-mir -verify-machineinstrs < %s \ # RUN: | FileCheck -check-prefix=RV64I-MO %s --- | define i32 @outline_0(i32 %a, i32 %b) { ret i32 0 } define i32 @outline_1(i32 %a, i32 %b) { ret i32 0 } define i32 @outline_2(i32 %a, i32 %b) { ret i32 0 } ; Should not outline linkonce_odr functions which could be deduplicated by the ; linker. define linkonce_odr i32 @dont_outline_0(i32 %a, i32 %b) { ret i32 0 } ; Should not outline functions with named linker sections define i32 @dont_outline_1(i32 %a, i32 %b) section "named" { ret i32 0 } ; Cannot outline if the X5 (t0) register is not free define i32 @dont_outline_2(i32 %a, i32 %b) { ret i32 0 } ... --- name: outline_0 tracksRegLiveness: true body: | bb.0: liveins: $x10, $x11 ; RV32I-MO-LABEL: name: outline_0 ; RV32I-MO: $x5 = PseudoCALLReg {{.*}} @OUTLINED_FUNCTION_0 ; ; RV64I-MO-LABEL: name: outline_0 ; RV64I-MO: $x5 = PseudoCALLReg {{.*}} @OUTLINED_FUNCTION_0 $x11 = ORI $x11, 1023 $x12 = ADDI $x10, 17 $x11 = AND $x12, $x11 $x10 = SUB $x10, $x11 PseudoRET implicit $x10 ... --- name: outline_1 tracksRegLiveness: true body: | bb.0: liveins: $x10, $x11 ; RV32I-MO-LABEL: name: outline_1 ; RV32I-MO: $x5 = PseudoCALLReg {{.*}} @OUTLINED_FUNCTION_0 ; ; RV64I-MO-LABEL: name: outline_1 ; RV64I-MO: $x5 = PseudoCALLReg {{.*}} @OUTLINED_FUNCTION_0 $x11 = ORI $x11, 1023 $x12 = ADDI $x10, 17 $x11 = AND $x12, $x11 $x10 = SUB $x10, $x11 PseudoRET implicit $x10 ... --- name: outline_2 tracksRegLiveness: true body: | bb.0: liveins: $x10, $x11 ; RV32I-MO-LABEL: name: outline_2 ; RV32I-MO: $x5 = PseudoCALLReg {{.*}} @OUTLINED_FUNCTION_0 ; ; RV64I-MO-LABEL: name: outline_2 ; RV64I-MO: $x5 = PseudoCALLReg {{.*}} @OUTLINED_FUNCTION_0 $x11 = ORI $x11, 1023 $x12 = ADDI $x10, 17 $x11 = AND $x12, $x11 $x10 = SUB $x10, $x11 PseudoRET implicit $x10 ... --- name: dont_outline_0 tracksRegLiveness: true body: | bb.0: liveins: $x10, $x11 ; RV32I-MO-LABEL: name: dont_outline_0 ; RV32I-MO-NOT: $x5 = PseudoCALLReg {{.*}} @OUTLINED_FUNCTION_0 ; ; RV64I-MO-LABEL: name: dont_outline_0 ; RV64I-MO-NOT: $x5 = PseudoCALLReg {{.*}} @OUTLINED_FUNCTION_0 $x11 = ORI $x11, 1023 $x12 = ADDI $x10, 17 $x11 = AND $x12, $x11 $x10 = SUB $x10, $x11 PseudoRET implicit $x10 ... --- name: dont_outline_1 tracksRegLiveness: true body: | bb.0: liveins: $x10, $x11 ; RV32I-MO-LABEL: name: dont_outline_1 ; RV32I-MO-NOT: $x5 = PseudoCALLReg {{.*}} @OUTLINED_FUNCTION_0 ; ; RV64I-MO-LABEL: name: dont_outline_1 ; RV64I-MO-NOT: $x5 = PseudoCALLReg {{.*}} @OUTLINED_FUNCTION_0 $x11 = ORI $x11, 1023 $x12 = ADDI $x10, 17 $x11 = AND $x12, $x11 $x10 = SUB $x10, $x11 PseudoRET implicit $x10 ... --- name: dont_outline_2 tracksRegLiveness: true body: | bb.0: liveins: $x10, $x11, $x5 ; RV32I-MO-LABEL: name: dont_outline_2 ; RV32I-MO-NOT: $x5 = PseudoCALLReg {{.*}} @OUTLINED_FUNCTION_0 ; ; RV64I-MO-LABEL: name: dont_outline_2 ; RV64I-MO-NOT: $x5 = PseudoCALLReg {{.*}} @OUTLINED_FUNCTION_0 $x11 = ORI $x11, 1023 $x12 = ADDI $x10, 17 $x11 = AND $x12, $x11 $x10 = SUB $x10, $x11 $x10 = ADD $x10, $x5 PseudoRET implicit $x10 ...