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| ; RUN: opt %loadPolly -analyze -polly-invariant-load-hoisting \
; RUN: -polly-allow-dereference-of-all-function-parameters \
; RUN: -polly-scops < %s | FileCheck %s --check-prefix=SCOP
; RUN: opt %loadPolly -S -polly-invariant-load-hoisting \
; RUN: -polly-codegen < %s | FileCheck %s --check-prefix=CODE-RTC
; RUN: opt %loadPolly -S -polly-invariant-load-hoisting \
; RUN: -polly-allow-dereference-of-all-function-parameters \
; RUN: -polly-codegen < %s | FileCheck %s --check-prefix=CODE
; SCOP: Function: hoge
; SCOP-NEXT: Region: %bb15---%bb37
; SCOP-NEXT: Max Loop Depth: 2
; SCOP-NEXT: Invariant Accesses: {
; SCOP-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0]
; SCOP-NEXT: [tmp, tmp17, tmp28] -> { Stmt_bb29[i0] -> MemRef_arg1[0] };
; SCOP-NEXT: Execution Context: [tmp, tmp17, tmp28] -> { : }
; SCOP-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0]
; SCOP-NEXT: [tmp, tmp17, tmp28] -> { Stmt_bb27[] -> MemRef_arg[0] };
; SCOP-NEXT: Execution Context: [tmp, tmp17, tmp28] -> { : }
; SCOP-NEXT: }
; Check that without the option `-polly-allow-dereference-of-all-function-parameters`
; we do generate the runtime check.
; CODE-RTC: polly.preload.cond: ; preds = %polly.preload.begin
; CODE-RTC-NEXT: br i1 %{{[a-zA-Z0-9]*}}, label %polly.preload.exec, label %polly.preload.merge
; Check that we don't generate a runtime check because we treat all
; parameters as dereferencable.
; CODE-NOT: polly.preload.cond: ; preds = %polly.preload.begin
; CODE-NOT: br i1 %{{r1:[a-zA-Z0-9]*}}, label %polly.preload.exec, label %polly.preload.merge
target datalayout = "e-p:64:64:64-S128-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f16:16:16-f32:32:32-f64:64:64-f128:128:128-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
target triple = "x86_64-unknown-linux-gnu"
@global = external global i32
; Function Attrs: nounwind uwtable
define void @hoge(i32* noalias %arg, i32* noalias %arg1, [0 x double]* noalias %arg2, float* %A) #0 {
bb:
%tmp = load i32, i32* @global, align 4
%tmp3 = icmp sgt i32 %tmp, 1
br label %bb14
bb14: ; preds = %bb
br label %bb15
bb15: ; preds = %bb14
br i1 %tmp3, label %bb16, label %bb27
bb16: ; preds = %bb15
%tmp17 = load i32, i32* %arg1, align 4
br label %bb18
bb18: ; preds = %bb18, %bb16
%tmp19 = phi i32 [ %tmp25, %bb18 ], [ 1, %bb16 ]
%tmp20 = sext i32 %tmp19 to i64
%tmp21 = add nsw i64 %tmp20, -1
%tmp22 = getelementptr [0 x double], [0 x double]* %arg2, i64 0, i64 %tmp21
%tmp23 = bitcast double* %tmp22 to i64*
store i64 undef, i64* %tmp23, align 8
%tmp24 = icmp eq i32 %tmp19, %tmp17
%tmp25 = add i32 %tmp19, 1
br i1 %tmp24, label %bb26, label %bb18
bb26: ; preds = %bb18
br label %bb27
bb27: ; preds = %bb26, %bb15
%tmp28 = load i32, i32* %arg, align 4
store float 42.0, float* %A
br label %bb29
bb29: ; preds = %bb35, %bb27
%tmp30 = load i32, i32* %arg1, align 4
store float 42.0, float* %A
br label %bb31
bb31: ; preds = %bb31, %bb29
%tmp32 = phi i32 [ 1, %bb31 ], [ 1, %bb29 ]
store float 42.0, float* %A
%tmp33 = icmp eq i32 %tmp32, %tmp30
br i1 %tmp33, label %bb34, label %bb31
bb34: ; preds = %bb31
br label %bb35
bb35: ; preds = %bb34
%tmp36 = icmp eq i32 0, %tmp28
br i1 %tmp36, label %bb37, label %bb29
bb37: ; preds = %bb35
ret void
}
attributes #0 = { nounwind uwtable }
|