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[Thumb2] Regenerate rotate tests

This commit is contained in:
Simon Pilgrim 2020-03-15 18:28:54 +00:00
parent 775bf62698
commit 1ec395523d
1 changed files with 24 additions and 9 deletions
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33
llvm/test/CodeGen/Thumb2/thumb2-ror.ll
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@ -1,21 +1,36 @@
; RUN: llc -mtriple=thumb-eabi -mcpu=arm1156t2-s -mattr=+thumb2 %s -o - | FileCheck %s
; RUN: llc -mtriple=thumb-eabi %s -o - | FileCheck %s -check-prefix=THUMB1
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=thumb-eabi -mcpu=arm1156t2-s -mattr=+thumb2 | FileCheck %s
; RUN: llc < %s -mtriple=thumb-eabi | FileCheck %s -check-prefix=THUMB1
; CHECK-LABEL: f1:
; CHECK: ror.w r0, r0, #22
define i32 @f1(i32 %a) {
; CHECK-LABEL: f1:
; CHECK: @ %bb.0:
; CHECK-NEXT: ror.w r0, r0, #22
; CHECK-NEXT: bx lr
;
; THUMB1-LABEL: f1:
; THUMB1: @ %bb.0:
; THUMB1-NEXT: movs r1, #22
; THUMB1-NEXT: rors r0, r1
; THUMB1-NEXT: bx lr
%l8 = shl i32 %a, 10
%r8 = lshr i32 %a, 22
%tmp = or i32 %l8, %r8
ret i32 %tmp
}
; CHECK-LABEL: f2:
; CHECK-NOT: and
; CHECK: ror
; THUMB1: f2
; THUMB1: and
define i32 @f2(i32 %v, i32 %nbits) {
; CHECK-LABEL: f2:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: rors r0, r1
; CHECK-NEXT: bx lr
;
; THUMB1-LABEL: f2:
; THUMB1: @ %bb.0: @ %entry
; THUMB1-NEXT: movs r2, #31
; THUMB1-NEXT: ands r2, r1
; THUMB1-NEXT: rors r0, r2
; THUMB1-NEXT: bx lr
entry:
%and = and i32 %nbits, 31
%shr = lshr i32 %v, %and