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llvm-6502/test/CodeGen/X86/opt-ext-uses.ll
2007-12-13 03:32:53 +00:00

20 lines
737 B
LLVM

; RUN: llvm-as < %s | llc -march=x86 | grep movw | count 1
define i16 @t() signext {
entry:
%tmp180 = load i16* null, align 2 ; <i16> [#uses=3]
%tmp180181 = sext i16 %tmp180 to i32 ; <i32> [#uses=1]
%tmp182 = add i16 %tmp180, 10
%tmp185 = icmp slt i16 %tmp182, 0 ; <i1> [#uses=1]
br i1 %tmp185, label %cond_true188, label %cond_next245
cond_true188: ; preds = %entry
%tmp195196 = trunc i16 %tmp180 to i8 ; <i8> [#uses=0]
ret i16 %tmp180
cond_next245: ; preds = %entry
%tmp256 = and i32 %tmp180181, 15 ; <i32> [#uses=0]
%tmp3 = trunc i32 %tmp256 to i16
ret i16 %tmp3
}