74 lines
2.6 KiB
LLVM
74 lines
2.6 KiB
LLVM
|
; RUN: llc -march=hexagon < %s | FileCheck %s
|
||
|
|
|
||
|
|
; Make sure that if there's only one store to the stack, it gets packetized
|
||
|
|
; with allocframe as there's a latency of 2 cycles between allocframe and
|
||
|
|
; the following store if not in the same packet.
|
||
|
|
|
||
|
|
; CHECK: {
|
||
|
|
; CHECK: memd(r29
|
||
|
|
; CHECK-NOT: {
|
||
|
|
; CHECK: allocframe
|
||
|
|
; CHECK: }
|
||
|
|
; CHECK: = memw(gp+#G)
|
||
|
|
|
||
|
|
%struct.0 = type { ptr, i32, %struct.2 }
|
||
|
|
%struct.1 = type { i32, i32, [31 x i8] }
|
||
|
|
%struct.2 = type { %struct.1 }
|
||
|
|
|
||
|
|
@G = common global ptr null, align 4
|
||
|
|
|
||
|
|
define i32 @test(ptr nocapture %a0) #0 {
|
||
|
|
b1:
|
||
|
|
%v2 = alloca ptr, align 4
|
||
|
|
%v5 = load ptr, ptr %a0, align 4
|
||
|
|
store ptr %v5, ptr %v2, align 4
|
||
|
|
%v7 = load ptr, ptr @G, align 4
|
||
|
|
tail call void @llvm.memcpy.p0.p0.i32(ptr align 4 %v5, ptr align 4 %v7, i32 48, i1 false)
|
||
|
|
%v8 = getelementptr inbounds %struct.0, ptr %a0, i32 0, i32 2, i32 0, i32 1
|
||
|
|
store i32 5, ptr %v8, align 4
|
||
|
|
%v9 = getelementptr inbounds %struct.0, ptr %v5, i32 0, i32 2, i32 0, i32 1
|
||
|
|
store i32 5, ptr %v9, align 4
|
||
|
|
%v11 = load i32, ptr %a0, align 4
|
||
|
|
store i32 %v11, ptr %v5, align 4
|
||
|
|
%v13 = call i32 @f0(ptr nonnull %v2)
|
||
|
|
%v14 = load ptr, ptr %v2, align 4
|
||
|
|
%v15 = getelementptr inbounds %struct.0, ptr %v14, i32 0, i32 1
|
||
|
|
%v16 = load i32, ptr %v15, align 4
|
||
|
|
%v17 = icmp eq i32 %v16, 0
|
||
|
|
br i1 %v17, label %b18, label %b32
|
||
|
|
|
||
|
|
b18: ; preds = %b1
|
||
|
|
%v20 = getelementptr inbounds %struct.0, ptr %v14, i32 0, i32 2, i32 0, i32 1
|
||
|
|
store i32 6, ptr %v20, align 4
|
||
|
|
%v21 = getelementptr inbounds %struct.0, ptr %a0, i32 0, i32 2, i32 0, i32 0
|
||
|
|
%v22 = load i32, ptr %v21, align 4
|
||
|
|
%v23 = getelementptr inbounds %struct.0, ptr %v14, i32 0, i32 2, i32 0, i32 0
|
||
|
|
%v24 = call i32 @f1(i32 %v22, ptr %v23)
|
||
|
|
%v25 = load ptr, ptr @G, align 4
|
||
|
|
%v26 = load i32, ptr %v25, align 4
|
||
|
|
%v27 = load ptr, ptr %v2, align 4
|
||
|
|
store i32 %v26, ptr %v27, align 4
|
||
|
|
%v28 = load ptr, ptr %v2, align 4
|
||
|
|
%v29 = getelementptr inbounds %struct.0, ptr %v28, i32 0, i32 2, i32 0, i32 1
|
||
|
|
%v30 = load i32, ptr %v29, align 4
|
||
|
|
%v31 = call i32 @f2(i32 %v30, i32 10, ptr %v29)
|
||
|
|
br label %b36
|
||
|
|
|
||
|
|
b32: ; preds = %b1
|
||
|
|
%v34 = load ptr, ptr %a0, align 4
|
||
|
|
call void @llvm.memcpy.p0.p0.i32(ptr align 4 %a0, ptr align 4 %v34, i32 48, i1 false)
|
||
|
|
br label %b36
|
||
|
|
|
||
|
|
b36: ; preds = %b32, %b18
|
||
|
|
ret i32 undef
|
||
|
|
}
|
||
|
|
|
||
|
|
declare void @llvm.memcpy.p0.p0.i32(ptr nocapture writeonly, ptr nocapture readonly, i32, i1) #1
|
||
|
|
|
||
|
|
declare i32 @f0(...) #0
|
||
|
|
declare i32 @f1(...) #0
|
||
|
|
declare i32 @f2(...) #0
|
||
|
|
|
||
|
|
attributes #0 = { nounwind }
|
||
|
|
attributes #1 = { argmemonly nounwind }
|