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

166 lines
4.7 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -passes=instcombine -S < %s | FileCheck %s
define i64 @test_or(i64 %a) {
; CHECK-LABEL: @test_or(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP0:%.*]] = or i64 [[A:%.*]], 15
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: tail call void @use(i64 [[TMP0]])
; CHECK-NEXT: br label [[LOOP]]
;
entry:
br label %loop
loop: ; preds = %loop, %entry
%iv = phi i64 [ %a, %entry ], [ %iv.next, %loop ]
%iv.next = or i64 %iv, 15
tail call void @use(i64 %iv.next)
br label %loop
}
define i64 @test_or2(i64 %a, i64 %b) {
; CHECK-LABEL: @test_or2(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[IV_NEXT:%.*]] = or i64 [[A:%.*]], [[B:%.*]]
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: tail call void @use(i64 [[IV_NEXT]])
; CHECK-NEXT: br label [[LOOP]]
;
entry:
br label %loop
loop: ; preds = %loop, %entry
%iv = phi i64 [ %a, %entry ], [ %iv.next, %loop ]
%iv.next = or i64 %iv, %b
tail call void @use(i64 %iv.next)
br label %loop
}
define i64 @test_or3(i64 %a, i64 %b) {
; CHECK-LABEL: @test_or3(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[IV_NEXT:%.*]] = or i64 [[B:%.*]], [[A:%.*]]
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: tail call void @use(i64 [[IV_NEXT]])
; CHECK-NEXT: br label [[LOOP]]
;
entry:
br label %loop
loop: ; preds = %loop, %entry
%iv = phi i64 [ %a, %entry ], [ %iv.next, %loop ]
%iv.next = or i64 %b, %iv
tail call void @use(i64 %iv.next)
br label %loop
}
define i64 @test_or4(i64 %a, ptr %p) {
; CHECK-LABEL: @test_or4(
; CHECK-NEXT: entry:
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[A:%.*]], [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-NEXT: [[STEP:%.*]] = load volatile i64, ptr [[P:%.*]], align 4
; CHECK-NEXT: [[IV_NEXT]] = or i64 [[IV]], [[STEP]]
; CHECK-NEXT: tail call void @use(i64 [[IV_NEXT]])
; CHECK-NEXT: br label [[LOOP]]
;
entry:
br label %loop
loop: ; preds = %loop, %entry
%iv = phi i64 [ %a, %entry ], [ %iv.next, %loop ]
%step = load volatile i64, ptr %p
%iv.next = or i64 %iv, %step
tail call void @use(i64 %iv.next)
br label %loop
}
define i64 @test_and(i64 %a) {
; CHECK-LABEL: @test_and(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP0:%.*]] = and i64 [[A:%.*]], 15
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: tail call void @use(i64 [[TMP0]])
; CHECK-NEXT: br label [[LOOP]]
;
entry:
br label %loop
loop: ; preds = %loop, %entry
%iv = phi i64 [ %a, %entry ], [ %iv.next, %loop ]
%iv.next = and i64 %iv, 15
tail call void @use(i64 %iv.next)
br label %loop
}
define i64 @test_and2(i64 %a, i64 %b) {
; CHECK-LABEL: @test_and2(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[IV_NEXT:%.*]] = and i64 [[A:%.*]], [[B:%.*]]
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: tail call void @use(i64 [[IV_NEXT]])
; CHECK-NEXT: br label [[LOOP]]
;
entry:
br label %loop
loop: ; preds = %loop, %entry
%iv = phi i64 [ %a, %entry ], [ %iv.next, %loop ]
%iv.next = and i64 %iv, %b
tail call void @use(i64 %iv.next)
br label %loop
}
define i64 @test_and3(i64 %a, i64 %b) {
; CHECK-LABEL: @test_and3(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[IV_NEXT:%.*]] = and i64 [[B:%.*]], [[A:%.*]]
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: tail call void @use(i64 [[IV_NEXT]])
; CHECK-NEXT: br label [[LOOP]]
;
entry:
br label %loop
loop: ; preds = %loop, %entry
%iv = phi i64 [ %a, %entry ], [ %iv.next, %loop ]
%iv.next = and i64 %b, %iv
tail call void @use(i64 %iv.next)
br label %loop
}
define i64 @test_and4(i64 %a, ptr %p) {
; CHECK-LABEL: @test_and4(
; CHECK-NEXT: entry:
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[A:%.*]], [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-NEXT: [[STEP:%.*]] = load volatile i64, ptr [[P:%.*]], align 4
; CHECK-NEXT: [[IV_NEXT]] = and i64 [[IV]], [[STEP]]
; CHECK-NEXT: tail call void @use(i64 [[IV_NEXT]])
; CHECK-NEXT: br label [[LOOP]]
;
entry:
br label %loop
loop: ; preds = %loop, %entry
%iv = phi i64 [ %a, %entry ], [ %iv.next, %loop ]
%step = load volatile i64, ptr %p
%iv.next = and i64 %iv, %step
tail call void @use(i64 %iv.next)
br label %loop
}
declare void @use(i64)