xref: /llvm-project/llvm/test/CodeGen/Hexagon/bit-extract-off.ll (revision 2208c97c1bec2512d4e47b6223db6d95a7037956)
1; RUN: llc -mtriple=hexagon -verify-machineinstrs < %s | FileCheck %s
2; CHECK: extractu(r1,#31,#0)
3
4; In the IR this was an extract of 31 bits starting at position 32 in r1:0.
5; When mapping it to an extract from r1, the offset was not reset to 0, and
6; we had "extractu(r1,#31,#32)".
7
8target triple = "hexagon"
9
10@g0 = global double zeroinitializer, align 8
11
12define hidden i32 @fred(ptr %a0, i32 %a1, ptr %a2, ptr %a3) #0 {
13b4:
14  br label %b5
15
16b5:                                               ; preds = %b5, %b4
17  %v6 = call double @fabs(double undef) #1
18  store double %v6, ptr @g0, align 8
19  br label %b5
20}
21
22declare double @fabs(double) #1
23
24attributes #0 = { nounwind "target-cpu"="hexagonv60" "target-features"="-hvx,-long-calls" }
25attributes #1 = { nounwind readnone "target-cpu"="hexagonv60" "target-features"="-hvx,-long-calls" }
26