aboutsummaryrefslogtreecommitdiffstats
path: root/test/CodeGen/Thumb2
diff options
context:
space:
mode:
authorTim Northover <tnorthover@apple.com>2013-08-23 10:16:39 +0000
committerTim Northover <tnorthover@apple.com>2013-08-23 10:16:39 +0000
commit287c84a0b45cc826b1200f4cf4be3547d2fcd69c (patch)
treefc90a61d9c87bbf321ddc29b2ce8af28b49957dc /test/CodeGen/Thumb2
parentc73488a38ecb26340604706003e84cff7bd48ddf (diff)
downloadexternal_llvm-287c84a0b45cc826b1200f4cf4be3547d2fcd69c.zip
external_llvm-287c84a0b45cc826b1200f4cf4be3547d2fcd69c.tar.gz
external_llvm-287c84a0b45cc826b1200f4cf4be3547d2fcd69c.tar.bz2
ARM: make sure ARM-mode pseudo-inst requires IsARM
I'd forgotten that "Requires" blocks override rather than add to the constraints, so my pseudo-instruction was being selected in Thumb mode leading to nonsense instructions. rdar://problem/14817358 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@189096 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/Thumb2')
-rw-r--r--test/CodeGen/Thumb2/thumb2-select.ll11
1 files changed, 10 insertions, 1 deletions
diff --git a/test/CodeGen/Thumb2/thumb2-select.ll b/test/CodeGen/Thumb2/thumb2-select.ll
index c4d4480..5f5fa19 100644
--- a/test/CodeGen/Thumb2/thumb2-select.ll
+++ b/test/CodeGen/Thumb2/thumb2-select.ll
@@ -99,8 +99,17 @@ entry:
define i32 @f10(i32 %a, i32 %b) {
; CHECK-LABEL: f10:
-; CHECK: movwne r2, #1234 @ encoding: [0x40,0xf2,0xd2,0x42]
+; CHECK: movwne {{r[0-9]+}}, #1234 @ encoding: [0x40,0xf2,0xd2,0x4{{[0-9a-f]+}}]
%tst = icmp ne i32 %a, %b
%val = select i1 %tst, i32 1234, i32 12345
ret i32 %val
}
+
+; Make sure we pick the Thumb encoding for movw/movt
+define i32 @f11(i32 %a, i32 %b) {
+; CHECK-LABEL: f11:
+; CHECK: movwne {{r[0-9]+}}, #50033 @ encoding: [0x4c,0xf2,0x71,0x3{{[0-9a-f]+}}]
+ %tst = icmp ne i32 %a, %b
+ %val = select i1 %tst, i32 123454321, i32 543212345
+ ret i32 %val
+}