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llvm-mirror/test/CodeGen/Thumb2/thumb2-sub5.ll
Evan Cheng 65f3e466df Shrink ADDS, ADC, RSB, and SUBS.
llvm-svn: 78776
2009-08-12 01:49:45 +00:00

10 lines
207 B
LLVM

; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | FileCheck %s
define i64 @f1(i64 %a, i64 %b) {
; CHECK: f1:
; CHECK: subs r0, r0, r2
; CHECK: sbcs r1, r3
%tmp = sub i64 %a, %b
ret i64 %tmp
}