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Add extra SEXT pattern.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77920 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Richard Osborne
2009-08-02 22:45:24 +00:00
parent 3bb9b9a1ab
commit d558ea5e0a
2 changed files with 48 additions and 0 deletions
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test/CodeGen/XCore/sext.ll
+32
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@@ -0,0 +1,32 @@
; RUN: llvm-as < %s | llc -march=xcore | FileCheck %s
define i32 @sext1(i32 %a) {
%1 = trunc i32 %a to i1
%2 = sext i1 %1 to i32
ret i32 %2
}
; CHECK: sext1:
; CHECK: sext r0, 1
define i32 @sext2(i32 %a) {
%1 = trunc i32 %a to i2
%2 = sext i2 %1 to i32
ret i32 %2
}
; CHECK: sext2:
; CHECK: sext r0, 2
define i32 @sext8(i32 %a) {
%1 = trunc i32 %a to i8
%2 = sext i8 %1 to i32
ret i32 %2
}
; CHECK: sext8:
; CHECK: sext r0, 8
define i32 @sext16(i32 %a) {
%1 = trunc i32 %a to i16
%2 = sext i16 %1 to i32
ret i32 %2
}
; CHECK: sext16:
; CHECK: sext r0, 16