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llvm-mirror/test/CodeGen/Hexagon/constp-physreg.ll
Krzysztof Parzyszek fe4b956a14 [Hexagon] Implement MI-level constant propagation
llvm-svn: 277028
2016-07-28 20:01:59 +00:00

22 lines
946 B
LLVM

; RUN: llc -O2 -march hexagon < %s
target datalayout = "e-p:32:32:32-i64:64:64-i32:32:32-i16:16:16-i1:32:32-f64:64:64-f32:32:32-v64:64:64-v32:32:32-a0:0-n16:32"
target triple = "hexagon"
define signext i16 @foo(i16 signext %var1, i16 signext %var2) #0 {
entry:
%0 = or i16 %var2, %var1
%1 = icmp slt i16 %0, 0
%cmp8 = icmp sgt i16 %var1, %var2
%or.cond19 = or i1 %1, %cmp8
br i1 %or.cond19, label %return, label %if.end
if.end: ; preds = %entry
br label %return
return: ; preds = %if.end, %if.end15, %entry
%retval.0.reg2mem.0 = phi i16 [ 0, %entry ], [ 32767, %if.end ]
ret i16 %retval.0.reg2mem.0
}
attributes #0 = { nounwind readnone "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-frame-pointer-elim-non-leaf"="true" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "unsafe-fp-math"="false" "use-soft-float"="false" }