llvm-for-llvmta/test/CodeGen/Hexagon/packetizer-resources.ll

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2022-04-25 10:02:23 +02:00
; RUN: llc -O2 -march=hexagon < %s -debug-only=packets 2>&1 | FileCheck %s
; REQUIRES: asserts
; CHECK: Finalizing packet:
; CHECK-NEXT: * [res:0x4] renamable $r1 = S2_vsplatrb renamable $r0
; CHECK-NEXT: * [res:0x8] renamable $d1 = S2_vsplatrh killed renamable $r0
target triple = "hexagon"
; Function Attrs: nounwind readnone
define i64 @f0(i64 %a0) #0 {
b0:
%v0 = trunc i64 %a0 to i32
%v1 = and i32 %v0, 65535
%v2 = tail call i64 @llvm.hexagon.S2.vsplatrh(i32 %v1)
%v3 = and i32 %v0, 255
%v4 = tail call i32 @llvm.hexagon.S2.vsplatrb(i32 %v3)
%v5 = sext i32 %v4 to i64
%v6 = add nsw i64 %v5, %v2
ret i64 %v6
}
; Function Attrs: nounwind readnone
declare i64 @llvm.hexagon.S2.vsplatrh(i32) #0
; Function Attrs: nounwind readnone
declare i32 @llvm.hexagon.S2.vsplatrb(i32) #0
attributes #0 = { nounwind readnone }