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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

112 lines
5.3 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 6
; RUN: opt < %s -passes=loop-interchange -S -loop-interchange-profitabilities=ignore \
; RUN: -loop-interchange-max-mem-instr-ratio=1 | FileCheck %s --check-prefixes=CHECK,CHECK-RATIO-1
; RUN: opt < %s -passes=loop-interchange -S -loop-interchange-profitabilities=ignore \
; RUN: -loop-interchange-max-mem-instr-ratio=100 | FileCheck %s --check-prefixes=CHECK,CHECK-RATIO-100
define void @f(ptr noalias %A) {
; CHECK-RATIO-1-LABEL: define void @f(
; CHECK-RATIO-1-SAME: ptr noalias [[A:%.*]]) {
; CHECK-RATIO-1-NEXT: [[ENTRY:.*]]:
; CHECK-RATIO-1-NEXT: br label %[[LOOP_I_HEADER:.*]]
; CHECK-RATIO-1: [[LOOP_I_HEADER]]:
; CHECK-RATIO-1-NEXT: [[I:%.*]] = phi i64 [ 0, %[[ENTRY]] ], [ [[I_INC:%.*]], %[[LOOP_I_LATCH:.*]] ]
; CHECK-RATIO-1-NEXT: br label %[[LOOP_J:.*]]
; CHECK-RATIO-1: [[LOOP_J]]:
; CHECK-RATIO-1-NEXT: [[J:%.*]] = phi i64 [ 0, %[[LOOP_I_HEADER]] ], [ [[J_INC:%.*]], %[[LOOP_J]] ]
; CHECK-RATIO-1-NEXT: [[GEP:%.*]] = getelementptr [10 x i8], ptr [[A]], i64 [[J]], i64 [[I]]
; CHECK-RATIO-1-NEXT: store i8 0, ptr [[GEP]], align 1
; CHECK-RATIO-1-NEXT: store i8 0, ptr [[GEP]], align 1
; CHECK-RATIO-1-NEXT: store i8 0, ptr [[GEP]], align 1
; CHECK-RATIO-1-NEXT: store i8 0, ptr [[GEP]], align 1
; CHECK-RATIO-1-NEXT: store i8 0, ptr [[GEP]], align 1
; CHECK-RATIO-1-NEXT: store i8 0, ptr [[GEP]], align 1
; CHECK-RATIO-1-NEXT: store i8 0, ptr [[GEP]], align 1
; CHECK-RATIO-1-NEXT: store i8 0, ptr [[GEP]], align 1
; CHECK-RATIO-1-NEXT: store i8 0, ptr [[GEP]], align 1
; CHECK-RATIO-1-NEXT: store i8 0, ptr [[GEP]], align 1
; CHECK-RATIO-1-NEXT: [[J_INC]] = add i64 [[J]], 1
; CHECK-RATIO-1-NEXT: [[EC_J:%.*]] = icmp eq i64 [[J_INC]], 10
; CHECK-RATIO-1-NEXT: br i1 [[EC_J]], label %[[LOOP_I_LATCH]], label %[[LOOP_J]]
; CHECK-RATIO-1: [[LOOP_I_LATCH]]:
; CHECK-RATIO-1-NEXT: [[I_INC]] = add i64 [[I]], 1
; CHECK-RATIO-1-NEXT: [[EC_I:%.*]] = icmp eq i64 [[I_INC]], 10
; CHECK-RATIO-1-NEXT: br i1 [[EC_I]], label %[[EXIT:.*]], label %[[LOOP_I_HEADER]]
; CHECK-RATIO-1: [[EXIT]]:
; CHECK-RATIO-1-NEXT: ret void
;
; CHECK-RATIO-100-LABEL: define void @f(
; CHECK-RATIO-100-SAME: ptr noalias [[A:%.*]]) {
; CHECK-RATIO-100-NEXT: [[ENTRY:.*:]]
; CHECK-RATIO-100-NEXT: br label %[[LOOP_J_PREHEADER:.*]]
; CHECK-RATIO-100: [[LOOP_I_HEADER_PREHEADER:.*]]:
; CHECK-RATIO-100-NEXT: br label %[[LOOP_I_HEADER:.*]]
; CHECK-RATIO-100: [[LOOP_I_HEADER]]:
; CHECK-RATIO-100-NEXT: [[I:%.*]] = phi i64 [ [[I_INC:%.*]], %[[LOOP_I_LATCH:.*]] ], [ 0, %[[LOOP_I_HEADER_PREHEADER]] ]
; CHECK-RATIO-100-NEXT: br label %[[LOOP_J_SPLIT1:.*]]
; CHECK-RATIO-100: [[LOOP_J_PREHEADER]]:
; CHECK-RATIO-100-NEXT: br label %[[LOOP_J:.*]]
; CHECK-RATIO-100: [[LOOP_J]]:
; CHECK-RATIO-100-NEXT: [[J:%.*]] = phi i64 [ [[TMP0:%.*]], %[[LOOP_J_SPLIT:.*]] ], [ 0, %[[LOOP_J_PREHEADER]] ]
; CHECK-RATIO-100-NEXT: br label %[[LOOP_I_HEADER_PREHEADER]]
; CHECK-RATIO-100: [[LOOP_J_SPLIT1]]:
; CHECK-RATIO-100-NEXT: [[GEP:%.*]] = getelementptr [10 x i8], ptr [[A]], i64 [[J]], i64 [[I]]
; CHECK-RATIO-100-NEXT: store i8 0, ptr [[GEP]], align 1
; CHECK-RATIO-100-NEXT: store i8 0, ptr [[GEP]], align 1
; CHECK-RATIO-100-NEXT: store i8 0, ptr [[GEP]], align 1
; CHECK-RATIO-100-NEXT: store i8 0, ptr [[GEP]], align 1
; CHECK-RATIO-100-NEXT: store i8 0, ptr [[GEP]], align 1
; CHECK-RATIO-100-NEXT: store i8 0, ptr [[GEP]], align 1
; CHECK-RATIO-100-NEXT: store i8 0, ptr [[GEP]], align 1
; CHECK-RATIO-100-NEXT: store i8 0, ptr [[GEP]], align 1
; CHECK-RATIO-100-NEXT: store i8 0, ptr [[GEP]], align 1
; CHECK-RATIO-100-NEXT: store i8 0, ptr [[GEP]], align 1
; CHECK-RATIO-100-NEXT: [[J_INC:%.*]] = add i64 [[J]], 1
; CHECK-RATIO-100-NEXT: [[EC_J:%.*]] = icmp eq i64 [[J_INC]], 10
; CHECK-RATIO-100-NEXT: br label %[[LOOP_I_LATCH]]
; CHECK-RATIO-100: [[LOOP_J_SPLIT]]:
; CHECK-RATIO-100-NEXT: [[TMP0]] = add i64 [[J]], 1
; CHECK-RATIO-100-NEXT: [[TMP1:%.*]] = icmp eq i64 [[TMP0]], 10
; CHECK-RATIO-100-NEXT: br i1 [[TMP1]], label %[[EXIT:.*]], label %[[LOOP_J]]
; CHECK-RATIO-100: [[LOOP_I_LATCH]]:
; CHECK-RATIO-100-NEXT: [[I_INC]] = add i64 [[I]], 1
; CHECK-RATIO-100-NEXT: [[EC_I:%.*]] = icmp eq i64 [[I_INC]], 10
; CHECK-RATIO-100-NEXT: br i1 [[EC_I]], label %[[LOOP_J_SPLIT]], label %[[LOOP_I_HEADER]]
; CHECK-RATIO-100: [[EXIT]]:
; CHECK-RATIO-100-NEXT: ret void
;
entry:
br label %loop.i.header
loop.i.header:
%i = phi i64 [ 0, %entry ], [ %i.inc, %loop.i.latch ]
br label %loop.j
loop.j:
%j = phi i64 [ 0, %loop.i.header ], [ %j.inc, %loop.j ]
%gep = getelementptr [10 x i8], ptr %A, i64 %j, i64 %i
store i8 0, ptr %gep
store i8 0, ptr %gep
store i8 0, ptr %gep
store i8 0, ptr %gep
store i8 0, ptr %gep
store i8 0, ptr %gep
store i8 0, ptr %gep
store i8 0, ptr %gep
store i8 0, ptr %gep
store i8 0, ptr %gep
%j.inc = add i64 %j, 1
%ec.j = icmp eq i64 %j.inc, 10
br i1 %ec.j, label %loop.i.latch, label %loop.j
loop.i.latch:
%i.inc = add i64 %i, 1
%ec.i = icmp eq i64 %i.inc, 10
br i1 %ec.i, label %exit, label %loop.i.header
exit:
ret void
}
;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line:
; CHECK: {{.*}}