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| ; RUN: llc -march=hexagon < %s | FileCheck %s
; Test that the first packet contains 4 instructions, which includes
; a call. The compiler marked the call as constant extended incorrectly,
; which meant it couldn't fit in the first packet. But, calls are not
; constant extended by the compiler.
; CHECK: {
; CHECK-NEXT: call f1
; CHECK-NEXT: combine
; CHECK-NEXT: memd
; CHECK-NEXT: allocframe
; CHECK-NEXT: }
@g0 = external global i32
; Function Attrs: noinline nounwind
define i32 @f0(i32 %a0, i32* nocapture %a1) #0 {
b0:
%v0 = tail call i32 @f1(i32 %a0)
%v1 = icmp eq i32 %v0, 0
%v2 = select i1 %v1, i32 3, i32 %a0
store i32 %v2, i32* %a1, align 4
switch i32 %a0, label %b5 [
i32 0, label %b1
i32 1, label %b2
i32 2, label %b3
i32 4, label %b4
]
b1: ; preds = %b0
store i32 0, i32* %a1, align 4
br label %b5
b2: ; preds = %b0
%v3 = load i32, i32* @g0, align 4
%v4 = icmp sgt i32 %v3, 100
%v5 = select i1 %v4, i32 0, i32 3
store i32 %v5, i32* %a1, align 4
br label %b5
b3: ; preds = %b0
store i32 1, i32* %a1, align 4
br label %b5
b4: ; preds = %b0
store i32 2, i32* %a1, align 4
br label %b5
b5: ; preds = %b4, %b3, %b2, %b1, %b0
ret i32 undef
}
; Function Attrs: noinline nounwind readnone
declare i32 @f1(i32) #1
attributes #0 = { noinline nounwind "target-cpu"="hexagonv60" }
attributes #1 = { noinline nounwind readnone "target-cpu"="hexagonv60" }
|