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|
;=========================== begin_copyright_notice ============================
;
; Copyright (C) 2024 Intel Corporation
;
; SPDX-License-Identifier: MIT
;
;============================ end_copyright_notice =============================
;
; RUN: igc_opt --opaque-pointers --igc-legalize-function-signatures -S < %s 2>&1 | FileCheck %s
; ------------------------------------------------
; LegalizeFunctionSignatures
; ------------------------------------------------
%struct = type { i32, i32 }
; CHECK: define spir_kernel void @foo()
; CHECK-NEXT: [[A:%.*]] = alloca %struct, align 8
; CHECK-NEXT: [[B:%.*]] = alloca %struct, align 8
; CHECK-NEXT: [[PTR0:%.*]] = getelementptr inbounds %struct, ptr [[B]], i32 0, i32 0
; CHECK-NEXT: [[VALUE0:%.*]] = load i32, ptr [[PTR0]], align 4
; CHECK-NEXT: [[VALUE1:%.*]] = insertvalue %struct undef, i32 [[VALUE0]], 0
; CHECK-NEXT: [[PTR1:%.*]] = getelementptr inbounds %struct, ptr [[B]], i32 0, i32 1
; CHECK-NEXT: [[VALUE2:%.*]] = load i32, ptr [[PTR1]], align 4
; CHECK-NEXT: [[VALUE3:%.*]] = insertvalue %struct [[VALUE1]], i32 [[VALUE2]], 1
; CHECK-NEXT: [[CALL1:%.*]] = call %struct @bar_0(%struct %6)
; CHECK-NEXT: [[PTR2:%.*]] = getelementptr inbounds %struct, ptr [[A]], i32 0, i32 0
; CHECK-NEXT: [[VALUE4:%.*]] = extractvalue %struct [[CALL1]], 0
; CHECK-NEXT: store i32 [[VALUE4]], ptr [[PTR2]], align 4
; CHECK-NEXT: [[PTR3:%.*]] = getelementptr inbounds %struct, ptr [[A]], i32 0, i32 1
; CHECK-NEXT: [[VALUE5:%.*]] = extractvalue %struct [[CALL1]], 1
; CHECK-NEXT: store i32 [[VALUE5]], ptr [[PTR3]], align 4
; CHECK-NEXT: [[PTR4:%.*]] = getelementptr inbounds %struct, ptr %b, i32 0, i32 0
; CHECK-NEXT: [[VALUE5:%.*]] = load i32, ptr [[PTR4]], align 4
; CHECK-NEXT: [[VALUE6:%.*]] = insertvalue %struct undef, i32 [[VALUE5]], 0
; CHECK-NEXT: [[PTR5:%.*]] = getelementptr inbounds %struct, ptr %b, i32 0, i32 1
; CHECK-NEXT: [[VALUE7:%.*]] = load i32, ptr [[PTR5]], align 4
; CHECK-NEXT: [[VALUE8:%.*]] = insertvalue %struct [[VALUE6]], i32 [[VALUE7]], 1
; CHECK-NEXT: [[CALL2:%.*]] = call %struct @bar_declaration_only(%struct [[VALUE8]])
; CHECK-NEXT: [[PTR6:%.*]] = getelementptr inbounds %struct, ptr %a, i32 0, i32 0
; CHECK-NEXT: [[VALUE9:%.*]] = extractvalue %struct [[CALL2]], 0
; CHECK-NEXT: store i32 [[VALUE9]], ptr [[PTR6]], align 4
; CHECK-NEXT: [[PTR7:%.*]] = getelementptr inbounds %struct, ptr %a, i32 0, i32 1
; CHECK-NEXT: [[PTR8:%.*]] = extractvalue %struct [[CALL2]], 1
; CHECK-NEXT: store i32 [[PTR8]], ptr [[PTR7]], align 4
; CHECK-NEXT: ret void
; CHECK-NEXT: }
define spir_kernel void @foo() #1 {
%a = alloca %struct
%b = alloca %struct
call void @bar_0(ptr sret(%struct) %a, ptr byval(%struct) %b)
call void @bar_declaration_only(ptr sret(%struct) %a, ptr byval(%struct) %b)
ret void
}
; CHECK: define linkonce_odr spir_func %struct @bar_0(%struct %byval) {
; CHECK-NEXT: [[ALLOCA1:%.*]] = alloca %struct, align 8
; CHECK-NEXT: [[ALLOCA2:%.*]] = alloca %struct, align 8
; CHECK-NEXT: [[PTR0:%.*]] = getelementptr inbounds %struct, ptr [[ALLOCA2]], i32 0, i32 0
; CHECK-NEXT: [[VALUE0:%.*]] = extractvalue %struct %byval, 0
; CHECK-NEXT: store i32 [[VALUE0]], ptr [[PTR0]], align 4
; CHECK-NEXT: [[PTR1:%.*]] = getelementptr inbounds %struct, ptr [[ALLOCA2]], i32 0, i32 1
; CHECK-NEXT: [[VALUE0:%.*]] = extractvalue %struct %byval, 1
; CHECK-NEXT: store i32 [[VALUE0]], ptr [[PTR1]], align 4
; CHECK-NEXT: [[CALL1:%.*]] = call %struct @bar_1()
; CHECK-NEXT: [[PTR2:%.*]] = getelementptr inbounds %struct, ptr [[ALLOCA1]], i32 0, i32 0
; CHECK-NEXT: [[VALUE1:%.*]] = extractvalue %struct [[CALL1]], 0
; CHECK-NEXT: store i32 [[VALUE1]], ptr [[PTR2]], align 4
; CHECK-NEXT: [[PTR3:%.*]] = getelementptr inbounds %struct, ptr [[ALLOCA1]], i32 0, i32 1
; CHECK-NEXT: [[VALUE2:%.*]] = extractvalue %struct [[CALL1]], 1
; CHECK-NEXT: store i32 [[VALUE2]], ptr [[PTR3]], align 4
; CHECK-NEXT: [[ALLOCA3:%.*]] = alloca ptr, align 8
; CHECK-NEXT: store ptr [[ALLOCA2]], ptr [[ALLOCA3]], align 8
; CHECK-NEXT: [[LOAD1:%.*]] = load ptr, ptr [[ALLOCA3]], align 8
; CHECK-NEXT: [[PTR4:%.*]] = getelementptr inbounds %struct, ptr [[LOAD1]], i32 0, i32 1
; CHECK-NEXT: [[LOAD2:%.*]] = load i32, ptr [[PTR4]], align 4
; CHECK-NEXT: [[CALL2:%.*]] = call noundef i32 @consume2(i32 noundef [[LOAD2]])
; CHECK-NEXT: [[PTR5:%.*]] = getelementptr inbounds %struct, ptr [[ALLOCA1]], i32 0, i32 0
; CHECK-NEXT: [[LOAD3:%.*]] = load i32, ptr [[PTR5]], align 4
; CHECK-NEXT: [[VALUE3:%.*]] = insertvalue %struct undef, i32 [[LOAD3]], 0
; CHECK-NEXT: [[PTR6:%.*]] = getelementptr inbounds %struct, ptr [[ALLOCA1]], i32 0, i32 1
; CHECK-NEXT: [[LOAD4:%.*]] = load i32, ptr [[PTR6]], align 4
; CHECK-NEXT: [[LAST_INSERT:%.*]] = insertvalue %struct [[VALUE3]], i32 [[LOAD4]], 1
; CHECK-NEXT: ret %struct [[LAST_INSERT]]
; CHECK-NEXT: }
define linkonce_odr spir_func void @bar_0(ptr sret(%struct) %out, ptr byval(%struct) %byval) {
call void @bar_1(ptr sret(%struct) %out)
%1 = alloca ptr, align 8
store ptr %byval, ptr %1, align 8
%2 = load ptr, ptr %1, align 8
%3 = getelementptr inbounds %struct, ptr %2, i32 0, i32 1
%4 = load i32, ptr %3, align 4
%5 = call noundef i32 @consume2(i32 noundef %4)
ret void
}
; CHECK: define linkonce_odr spir_func %struct @bar_1() {
; CHECK-NEXT: [[ALLOCA1:%.*]] = alloca %struct, align 8
; CHECK-NEXT: store %struct { i32 1, i32 2 }, ptr [[ALLOCA1]], align 4
; CHECK-NEXT: [[M_0_PTR:%.*]] = getelementptr inbounds %struct, ptr [[ALLOCA1]], i32 0, i32 0
; CHECK-NEXT: [[LOAD1:%.*]] = load i32, ptr [[M_0_PTR]], align 4
; CHECK-NEXT: [[INSERT1:%.*]] = insertvalue %struct undef, i32 [[LOAD1]], 0
; CHECK-NEXT: [[M_1_PTR:%.*]] = getelementptr inbounds %struct, ptr [[ALLOCA1]], i32 0, i32 1
; CHECK-NEXT: [[LOAD2:%.*]] = load i32, ptr [[M_1_PTR]], align 4
; CHECK-NEXT: [[INSERT2:%.*]] = insertvalue %struct [[INSERT1]], i32 [[LOAD2]], 1
; CHECK-NEXT: ret %struct [[INSERT2]]
define linkonce_odr spir_func void @bar_1(ptr sret(%struct) %out) {
store %struct { i32 1, i32 2 }, ptr %out, align 4
ret void
}
; CHECK: declare spir_func %struct @bar_declaration_only(%struct) #0
declare spir_func void @bar_declaration_only(ptr sret(%struct) %a, ptr byval(%struct) %b) #5
declare spir_func void @consume(ptr)
declare spir_func void @consume2(i32)
attributes #5 = { nounwind "referenced-indirectly" "visaStackCall" }
|
