llvm-project/llvm/test/CodeGen/Hexagon/bit-extract-off.ll

24 lines
811 B
LLVM

; RUN: llc -march=hexagon < %s | FileCheck %s
; CHECK: extractu(r1,#31,#0)
; In the IR this was an extract of 31 bits starting at position 32 in r1:0.
; When mapping it to an extract from r1, the offset was not reset to 0, and
; we had "extractu(r1,#31,#32)".
target triple = "hexagon"
define hidden i32 @fred([101 x double]* %a0, i32 %a1, i32* %a2, i32* %a3) #0 {
b4:
br label %b5
b5: ; preds = %b5, %b4
%v6 = call double @fabs(double undef) #1
store double %v6, double* undef, align 8
br label %b5
}
declare double @fabs(double) #1
attributes #0 = { nounwind "target-cpu"="hexagonv60" "target-features"="-hvx,-hvx-double,-long-calls" }
attributes #1 = { nounwind readnone "target-cpu"="hexagonv60" "target-features"="-hvx,-hvx-double,-long-calls" }