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[LV] Update test to use dereferenceable attribute instead of assumption.

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Use dereferenceable attribute instead of assumption to make the tests
independent of https://github.com/llvm/llvm-project/pull/128061.
This commit is contained in:
Florian Hahn 2025-03-18 20:28:27 +00:00
parent 00c5edae17
commit 1442fe0c89
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GPG Key ID: 3596DCFCBB5C67CC
1 changed files with 8 additions and 16 deletions
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24
llvm/test/Transforms/LoopVectorize/vector-loop-backedge-elimination-early-exit.ll
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@ -7,11 +7,10 @@ target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
; Check if the vector loop condition can be simplified to true for a given
; VF/IC combination.
define i8 @test_early_exit_max_tc_less_than_16(ptr %A, i64 %N) nosync nofree {
define i8 @test_early_exit_max_tc_less_than_16(ptr dereferenceable(16) %A) nosync nofree {
; VF8UF1-LABEL: define i8 @test_early_exit_max_tc_less_than_16(
; VF8UF1-SAME: ptr [[A:%.*]], i64 [[N:%.*]]) #[[ATTR0:[0-9]+]] {
; VF8UF1-SAME: ptr dereferenceable(16) [[A:%.*]]) #[[ATTR0:[0-9]+]] {
; VF8UF1-NEXT: [[ENTRY:.*]]:
; VF8UF1-NEXT: call void @llvm.assume(i1 true) [ "dereferenceable"(ptr [[A]], i64 32) ]
; VF8UF1-NEXT: br i1 false, label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]]
; VF8UF1: [[VECTOR_PH]]:
; VF8UF1-NEXT: br label %[[VECTOR_BODY:.*]]
@ -51,9 +50,8 @@ define i8 @test_early_exit_max_tc_less_than_16(ptr %A, i64 %N) nosync nofree {
; VF8UF1-NEXT: ret i8 [[RES]]
;
; VF8UF2-LABEL: define i8 @test_early_exit_max_tc_less_than_16(
; VF8UF2-SAME: ptr [[A:%.*]], i64 [[N:%.*]]) #[[ATTR0:[0-9]+]] {
; VF8UF2-SAME: ptr dereferenceable(16) [[A:%.*]]) #[[ATTR0:[0-9]+]] {
; VF8UF2-NEXT: [[ENTRY:.*]]:
; VF8UF2-NEXT: call void @llvm.assume(i1 true) [ "dereferenceable"(ptr [[A]], i64 32) ]
; VF8UF2-NEXT: br i1 false, label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]]
; VF8UF2: [[VECTOR_PH]]:
; VF8UF2-NEXT: br label %[[VECTOR_BODY:.*]]
@ -93,9 +91,8 @@ define i8 @test_early_exit_max_tc_less_than_16(ptr %A, i64 %N) nosync nofree {
; VF8UF2-NEXT: ret i8 [[RES]]
;
; VF16UF1-LABEL: define i8 @test_early_exit_max_tc_less_than_16(
; VF16UF1-SAME: ptr [[A:%.*]], i64 [[N:%.*]]) #[[ATTR0:[0-9]+]] {
; VF16UF1-SAME: ptr dereferenceable(16) [[A:%.*]]) #[[ATTR0:[0-9]+]] {
; VF16UF1-NEXT: [[ENTRY:.*]]:
; VF16UF1-NEXT: call void @llvm.assume(i1 true) [ "dereferenceable"(ptr [[A]], i64 32) ]
; VF16UF1-NEXT: br i1 false, label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]]
; VF16UF1: [[VECTOR_PH]]:
; VF16UF1-NEXT: br label %[[VECTOR_BODY:.*]]
@ -135,7 +132,6 @@ define i8 @test_early_exit_max_tc_less_than_16(ptr %A, i64 %N) nosync nofree {
; VF16UF1-NEXT: ret i8 [[RES]]
;
entry:
call void @llvm.assume(i1 true) [ "dereferenceable"(ptr %A, i64 32) ]
br label %loop.header
loop.header:
@ -155,11 +151,10 @@ exit:
ret i8 %res
}
define i64 @test_early_exit_max_tc_less_than_16_with_iv_used_outside(ptr %A, i64 %N) nosync nofree {
define i64 @test_early_exit_max_tc_less_than_16_with_iv_used_outside(ptr dereferenceable(16) %A) nosync nofree {
; VF8UF1-LABEL: define i64 @test_early_exit_max_tc_less_than_16_with_iv_used_outside(
; VF8UF1-SAME: ptr [[A:%.*]], i64 [[N:%.*]]) #[[ATTR0]] {
; VF8UF1-SAME: ptr dereferenceable(16) [[A:%.*]]) #[[ATTR0]] {
; VF8UF1-NEXT: [[ENTRY:.*]]:
; VF8UF1-NEXT: call void @llvm.assume(i1 true) [ "dereferenceable"(ptr [[A]], i64 32) ]
; VF8UF1-NEXT: br i1 false, label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]]
; VF8UF1: [[VECTOR_PH]]:
; VF8UF1-NEXT: br label %[[VECTOR_BODY:.*]]
@ -203,9 +198,8 @@ define i64 @test_early_exit_max_tc_less_than_16_with_iv_used_outside(ptr %A, i64
; VF8UF1-NEXT: ret i64 [[RES]]
;
; VF8UF2-LABEL: define i64 @test_early_exit_max_tc_less_than_16_with_iv_used_outside(
; VF8UF2-SAME: ptr [[A:%.*]], i64 [[N:%.*]]) #[[ATTR0]] {
; VF8UF2-SAME: ptr dereferenceable(16) [[A:%.*]]) #[[ATTR0]] {
; VF8UF2-NEXT: [[ENTRY:.*]]:
; VF8UF2-NEXT: call void @llvm.assume(i1 true) [ "dereferenceable"(ptr [[A]], i64 32) ]
; VF8UF2-NEXT: br i1 false, label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]]
; VF8UF2: [[VECTOR_PH]]:
; VF8UF2-NEXT: br label %[[VECTOR_BODY:.*]]
@ -250,9 +244,8 @@ define i64 @test_early_exit_max_tc_less_than_16_with_iv_used_outside(ptr %A, i64
; VF8UF2-NEXT: ret i64 [[RES]]
;
; VF16UF1-LABEL: define i64 @test_early_exit_max_tc_less_than_16_with_iv_used_outside(
; VF16UF1-SAME: ptr [[A:%.*]], i64 [[N:%.*]]) #[[ATTR0]] {
; VF16UF1-SAME: ptr dereferenceable(16) [[A:%.*]]) #[[ATTR0]] {
; VF16UF1-NEXT: [[ENTRY:.*]]:
; VF16UF1-NEXT: call void @llvm.assume(i1 true) [ "dereferenceable"(ptr [[A]], i64 32) ]
; VF16UF1-NEXT: br i1 false, label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]]
; VF16UF1: [[VECTOR_PH]]:
; VF16UF1-NEXT: br label %[[VECTOR_BODY:.*]]
@ -296,7 +289,6 @@ define i64 @test_early_exit_max_tc_less_than_16_with_iv_used_outside(ptr %A, i64
; VF16UF1-NEXT: ret i64 [[RES]]
;
entry:
call void @llvm.assume(i1 true) [ "dereferenceable"(ptr %A, i64 32) ]
br label %loop.header
loop.header: