171 lines
5.2 KiB
LLVM
171 lines
5.2 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -S -verify -iroutliner -ir-outlining-no-cost < %s | FileCheck %s
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; This test checks the isomorphic comparisons can be outlined together into one
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; function.
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; The following three function are identical, except that in the third, the
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; operand order, and predicate are swapped, meaning it is structurally the same
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; and should be outlined together.
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define void @outline_slt1() {
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; CHECK-LABEL: @outline_slt1(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[A:%.*]] = alloca i32, align 4
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; CHECK-NEXT: [[B:%.*]] = alloca i32, align 4
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; CHECK-NEXT: call void @outlined_ir_func_1(i32* [[A]], i32* [[B]])
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; CHECK-NEXT: ret void
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;
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entry:
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%a = alloca i32, align 4
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%b = alloca i32, align 4
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store i32 2, i32* %a, align 4
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store i32 3, i32* %b, align 4
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%al = load i32, i32* %a
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%bl = load i32, i32* %b
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%0 = icmp slt i32 %al, %bl
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ret void
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}
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define void @outline_slt2() {
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; CHECK-LABEL: @outline_slt2(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[A:%.*]] = alloca i32, align 4
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; CHECK-NEXT: [[B:%.*]] = alloca i32, align 4
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; CHECK-NEXT: call void @outlined_ir_func_1(i32* [[A]], i32* [[B]])
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; CHECK-NEXT: ret void
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;
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entry:
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%a = alloca i32, align 4
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%b = alloca i32, align 4
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store i32 2, i32* %a, align 4
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store i32 3, i32* %b, align 4
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%al = load i32, i32* %a
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%bl = load i32, i32* %b
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%0 = icmp slt i32 %al, %bl
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ret void
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}
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define void @outline_sgt() {
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; CHECK-LABEL: @outline_sgt(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[A:%.*]] = alloca i32, align 4
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; CHECK-NEXT: [[B:%.*]] = alloca i32, align 4
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; CHECK-NEXT: call void @outlined_ir_func_1(i32* [[A]], i32* [[B]])
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; CHECK-NEXT: ret void
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;
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entry:
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%a = alloca i32, align 4
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%b = alloca i32, align 4
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store i32 2, i32* %a, align 4
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store i32 3, i32* %b, align 4
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%al = load i32, i32* %a
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%bl = load i32, i32* %b
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%0 = icmp sgt i32 %bl, %al
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ret void
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}
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; This has a swapped predicate, but not swapped operands, so it cannot use
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; the same outlined function as the ones above.
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define void @dontoutline_sgt() {
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; CHECK-LABEL: @dontoutline_sgt(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[A:%.*]] = alloca i32, align 4
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; CHECK-NEXT: [[B:%.*]] = alloca i32, align 4
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; CHECK-NEXT: store i32 2, i32* [[A]], align 4
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; CHECK-NEXT: store i32 3, i32* [[B]], align 4
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; CHECK-NEXT: [[AL:%.*]] = load i32, i32* [[A]], align 4
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; CHECK-NEXT: [[BL:%.*]] = load i32, i32* [[B]], align 4
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; CHECK-NEXT: [[TMP0:%.*]] = icmp sgt i32 [[AL]], [[BL]]
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; CHECK-NEXT: ret void
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;
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entry:
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%a = alloca i32, align 4
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%b = alloca i32, align 4
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store i32 2, i32* %a, align 4
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store i32 3, i32* %b, align 4
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%al = load i32, i32* %a
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%bl = load i32, i32* %b
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%0 = icmp sgt i32 %al, %bl
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ret void
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}
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; The below functions use a different kind of predicate that is not compatible
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; with the ones above, and should use a different outlined function.
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; The other difference here is that the predicate with swapped operands comes
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; first this time.
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define void @outline_ugt1() {
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; CHECK-LABEL: @outline_ugt1(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[A:%.*]] = alloca i32, align 4
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; CHECK-NEXT: [[B:%.*]] = alloca i32, align 4
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; CHECK-NEXT: call void @outlined_ir_func_0(i32* [[A]], i32* [[B]])
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; CHECK-NEXT: ret void
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;
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entry:
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%a = alloca i32, align 4
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%b = alloca i32, align 4
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store i32 2, i32* %a, align 4
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store i32 3, i32* %b, align 4
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%al = load i32, i32* %a
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%bl = load i32, i32* %b
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%0 = icmp ugt i32 %al, %bl
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ret void
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}
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define void @outline_ugt2() {
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; CHECK-LABEL: @outline_ugt2(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[A:%.*]] = alloca i32, align 4
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; CHECK-NEXT: [[B:%.*]] = alloca i32, align 4
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; CHECK-NEXT: call void @outlined_ir_func_0(i32* [[A]], i32* [[B]])
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; CHECK-NEXT: ret void
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;
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entry:
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%a = alloca i32, align 4
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%b = alloca i32, align 4
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store i32 2, i32* %a, align 4
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store i32 3, i32* %b, align 4
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%al = load i32, i32* %a
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%bl = load i32, i32* %b
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%0 = icmp ugt i32 %al, %bl
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ret void
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}
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define void @outline_ult() {
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; CHECK-LABEL: @outline_ult(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[A:%.*]] = alloca i32, align 4
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; CHECK-NEXT: [[B:%.*]] = alloca i32, align 4
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; CHECK-NEXT: call void @outlined_ir_func_0(i32* [[A]], i32* [[B]])
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; CHECK-NEXT: ret void
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;
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entry:
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%a = alloca i32, align 4
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%b = alloca i32, align 4
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store i32 2, i32* %a, align 4
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store i32 3, i32* %b, align 4
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%al = load i32, i32* %a
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%bl = load i32, i32* %b
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%0 = icmp ult i32 %bl, %al
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ret void
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}
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; CHECK: define internal void @outlined_ir_func_0(i32* [[ARG0:%.*]], i32* [[ARG1:%.*]]) #0 {
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; CHECK: entry_to_outline:
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; CHECK-NEXT: store i32 2, i32* [[ARG0]], align 4
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; CHECK-NEXT: store i32 3, i32* [[ARG1]], align 4
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; CHECK-NEXT: [[AL:%.*]] = load i32, i32* [[ARG0]], align 4
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; CHECK-NEXT: [[BL:%.*]] = load i32, i32* [[ARG1]], align 4
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; CHECK-NEXT: [[TMP0:%.*]] = icmp ugt i32 [[AL]], [[BL]]
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; CHECK: define internal void @outlined_ir_func_1(i32* [[ARG0:%.*]], i32* [[ARG1:%.*]]) #0 {
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; CHECK: entry_to_outline:
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; CHECK-NEXT: store i32 2, i32* [[ARG0]], align 4
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; CHECK-NEXT: store i32 3, i32* [[ARG1]], align 4
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; CHECK-NEXT: [[AL:%.*]] = load i32, i32* [[ARG0]], align 4
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; CHECK-NEXT: [[BL:%.*]] = load i32, i32* [[ARG1]], align 4
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; CHECK-NEXT: [[TMP0:%.*]] = icmp slt i32 [[AL]], [[BL]]
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