v4, v5 does not support sxtb / sxth.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@80322 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/ARM/ldr_ext.ll b/test/CodeGen/ARM/ldr_ext.ll
index b99c721..dc76a1c 100644
--- a/test/CodeGen/ARM/ldr_ext.ll
+++ b/test/CodeGen/ARM/ldr_ext.ll
@@ -1,27 +1,36 @@
-; RUN: llvm-as < %s | llc -march=arm | grep ldrb | count 1
-; RUN: llvm-as < %s | llc -march=arm | grep ldrh | count 1
-; RUN: llvm-as < %s | llc -march=arm | grep ldrsb | count 1
-; RUN: llvm-as < %s | llc -march=arm | grep ldrsh | count 1
+; RUN: llvm-as < %s | llc -march=arm | FileCheck %s
-define i32 @test1(i8* %v.pntr.s0.u1) {
- %tmp.u = load i8* %v.pntr.s0.u1
+define i32 @test1(i8* %t1) nounwind {
+; CHECK: ldrb
+ %tmp.u = load i8* %t1
%tmp1.s = zext i8 %tmp.u to i32
ret i32 %tmp1.s
}
-define i32 @test2(i16* %v.pntr.s0.u1) {
- %tmp.u = load i16* %v.pntr.s0.u1
+define i32 @test2(i16* %t1) nounwind {
+; CHECK: ldrh
+ %tmp.u = load i16* %t1
%tmp1.s = zext i16 %tmp.u to i32
ret i32 %tmp1.s
}
-define i32 @test3(i8* %v.pntr.s1.u0) {
- %tmp.s = load i8* %v.pntr.s1.u0
+define i32 @test3(i8* %t0) nounwind {
+; CHECK: ldrsb
+ %tmp.s = load i8* %t0
%tmp1.s = sext i8 %tmp.s to i32
ret i32 %tmp1.s
}
-define i32 @test4() {
+define i32 @test4(i16* %t0) nounwind {
+; CHECK: ldrsh
+ %tmp.s = load i16* %t0
+ %tmp1.s = sext i16 %tmp.s to i32
+ ret i32 %tmp1.s
+}
+
+define i32 @test5() nounwind {
+; CHECK: mov r0, #0
+; CHECK: ldrsh
%tmp.s = load i16* null
%tmp1.s = sext i16 %tmp.s to i32
ret i32 %tmp1.s