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

46 lines
1.9 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals none --version 5
; RUN: opt -p loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -S < %s | FileCheck %s
define void @neg_cond(ptr noalias %p, ptr noalias %q) {
; CHECK-LABEL: define void @neg_cond(
; CHECK-SAME: ptr noalias [[P:%.*]], ptr noalias [[Q:%.*]]) {
; CHECK-NEXT: [[ENTRY:.*:]]
; CHECK-NEXT: br label %[[VECTOR_PH:.*]]
; CHECK: [[VECTOR_PH]]:
; CHECK-NEXT: br label %[[VECTOR_BODY:.*]]
; CHECK: [[VECTOR_BODY]]:
; CHECK-NEXT: [[INDEX:%.*]] = phi i32 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[VECTOR_BODY]] ]
; CHECK-NEXT: [[TMP0:%.*]] = getelementptr i32, ptr [[P]], i32 [[INDEX]]
; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i32>, ptr [[TMP0]], align 4
; CHECK-NEXT: [[TMP1:%.*]] = icmp ne <4 x i32> [[WIDE_LOAD]], splat (i32 42)
; CHECK-NEXT: [[TMP4:%.*]] = select <4 x i1> [[TMP1]], <4 x i32> splat (i32 42), <4 x i32> splat (i32 43)
; CHECK-NEXT: store <4 x i32> [[TMP4]], ptr [[TMP0]], align 4
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i32 [[INDEX]], 4
; CHECK-NEXT: [[TMP5:%.*]] = icmp eq i32 [[INDEX_NEXT]], 1024
; CHECK-NEXT: br i1 [[TMP5]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
; CHECK: [[MIDDLE_BLOCK]]:
; CHECK-NEXT: br label %[[EXIT:.*]]
; CHECK: [[EXIT]]:
; CHECK-NEXT: ret void
;
entry:
br label %loop
loop:
%iv = phi i32 [0, %entry], [%iv.next, %loop]
%p.gep = getelementptr i32, ptr %p, i32 %iv
%x = load i32, ptr %p.gep
%q.gep = getelementptr i32, ptr %q, i32 %iv
%y = load i32, ptr %q.gep
%cmp = icmp eq i32 %x, 42
%not = xor i1 %cmp, 1
%sel = select i1 %not, i32 42, i32 43
store i32 %sel, ptr %p.gep
%iv.next = add i32 %iv, 1
%done = icmp eq i32 %iv.next, 1024
br i1 %done, label %exit, label %loop
exit:
ret void
}