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llvm-mirror/test/CodeGen/Thumb2/thumb2-rsb.ll
Edward O'Callaghan a295e7bd9b Convert Thumb2 tests to FileCheck for PR5307.
llvm-svn: 89595
2009-11-22 15:18:27 +00:00

36 lines
729 B
LLVM

; RUN: llc < %s -march=thumb -mattr=+thumb2 | FileCheck %s
define i32 @f1(i32 %a, i32 %b) {
%tmp = shl i32 %b, 5
%tmp1 = sub i32 %tmp, %a
ret i32 %tmp1
}
; CHECK: f1:
; CHECK: rsb r0, r0, r1, lsl #5
define i32 @f2(i32 %a, i32 %b) {
%tmp = lshr i32 %b, 6
%tmp1 = sub i32 %tmp, %a
ret i32 %tmp1
}
; CHECK: f2:
; CHECK: rsb r0, r0, r1, lsr #6
define i32 @f3(i32 %a, i32 %b) {
%tmp = ashr i32 %b, 7
%tmp1 = sub i32 %tmp, %a
ret i32 %tmp1
}
; CHECK: f3:
; CHECK: rsb r0, r0, r1, asr #7
define i32 @f4(i32 %a, i32 %b) {
%l8 = shl i32 %a, 24
%r8 = lshr i32 %a, 8
%tmp = or i32 %l8, %r8
%tmp1 = sub i32 %tmp, %a
ret i32 %tmp1
}
; CHECK: f4:
; CHECK: rsb r0, r0, r0, ror #8