1 # RUN: llc -march=x86-64 -start-after branch-folder -stop-after branch-folder -o /dev/null %s | FileCheck %s 2 # This test ensures that the MIR parser parses the 'killed' register flags 3 # correctly. 4 5 --- | 6 7 define i32 @foo(i32 %a) { 8 entry: 9 %0 = icmp sle i32 %a, 10 10 br i1 %0, label %less, label %exit 11 12 less: 13 ret i32 0 14 15 exit: 16 ret i32 %a 17 } 18 19 ... 20 --- 21 name: foo 22 body: | 23 bb.0.entry: 24 successors: %bb.1.less, %bb.2.exit 25 26 CMP32ri8 %edi, 10, implicit-def %eflags 27 JG_1 %bb.2.exit, implicit %eflags 28 29 bb.1.less: 30 ; CHECK: %eax = MOV32r0 31 ; CHECK-NEXT: RETQ killed %eax 32 %eax = MOV32r0 implicit-def %eflags 33 RETQ killed %eax 34 35 bb.2.exit: 36 ; CHECK: %eax = COPY killed %edi 37 ; CHECK-NEXT: RETQ killed %eax 38 %eax = COPY killed %edi 39 RETQ killed %eax 40 ... 41
