You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
81 lines
3.4 KiB
81 lines
3.4 KiB
4 months ago
|
; RUN: opt < %s -scalar-evolution -analyze | FileCheck %s
|
||
|
|
|
||
|
|
; ScalarEvolution can't compute a trip count because it doesn't know if
|
||
|
|
; dividing by the stride will have a remainder. This could theoretically
|
||
|
|
; be teaching it how to use a more elaborate trip count computation.
|
||
|
|
|
||
|
|
; CHECK: Loop %bb3.i: backedge-taken count is ((64 + (-64 smax (-1 + (-1 * %0))) + %0) /u 64)
|
||
|
|
; CHECK: Loop %bb3.i: max backedge-taken count is 33554431
|
||
|
|
|
||
|
|
%struct.FILE = type { i32, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, %struct._IO_marker*, %struct.FILE*, i32, i32, i64, i16, i8, [1 x i8], i8*, i64, i8*, i8*, i8*, i8*, i64, i32, [20 x i8] }
|
||
|
|
%struct.SHA_INFO = type { [5 x i32], i32, i32, [16 x i32] }
|
||
|
|
%struct._IO_marker = type { %struct._IO_marker*, %struct.FILE*, i32 }
|
||
|
|
|
||
|
|
@_2E_str = external constant [26 x i8]
|
||
|
|
@stdin = external global %struct.FILE*
|
||
|
|
@_2E_str1 = external constant [3 x i8]
|
||
|
|
@_2E_str12 = external constant [30 x i8]
|
||
|
|
|
||
|
|
declare void @sha_init(%struct.SHA_INFO* nocapture) nounwind
|
||
|
|
|
||
|
|
declare fastcc void @sha_transform(%struct.SHA_INFO* nocapture) nounwind
|
||
|
|
|
||
|
|
declare void @sha_print(%struct.SHA_INFO* nocapture) nounwind
|
||
|
|
|
||
|
|
declare i32 @printf(i8* nocapture, ...) nounwind
|
||
|
|
|
||
|
|
declare void @sha_final(%struct.SHA_INFO* nocapture) nounwind
|
||
|
|
|
||
|
|
declare void @sha_update(%struct.SHA_INFO* nocapture, i8* nocapture, i32) nounwind
|
||
|
|
|
||
|
|
declare i64 @fread(i8* noalias nocapture, i64, i64, %struct.FILE* noalias nocapture) nounwind
|
||
|
|
|
||
|
|
declare i32 @main(i32, i8** nocapture) nounwind
|
||
|
|
|
||
|
|
declare noalias %struct.FILE* @fopen(i8* noalias nocapture, i8* noalias nocapture) nounwind
|
||
|
|
|
||
|
|
declare i32 @fclose(%struct.FILE* nocapture) nounwind
|
||
|
|
|
||
|
|
declare void @sha_stream(%struct.SHA_INFO* nocapture, %struct.FILE* nocapture) nounwind
|
||
|
|
|
||
|
|
define void @sha_stream_bb3_2E_i(%struct.SHA_INFO* %sha_info, i8* %data1, i32, i8** %buffer_addr.0.i.out, i32* %count_addr.0.i.out) nounwind {
|
||
|
|
newFuncRoot:
|
||
|
|
br label %bb3.i
|
||
|
|
|
||
|
|
sha_update.exit.exitStub: ; preds = %bb3.i
|
||
|
|
store i8* %buffer_addr.0.i, i8** %buffer_addr.0.i.out
|
||
|
|
store i32 %count_addr.0.i, i32* %count_addr.0.i.out
|
||
|
|
ret void
|
||
|
|
|
||
|
|
bb2.i: ; preds = %bb3.i
|
||
|
|
%1 = getelementptr %struct.SHA_INFO, %struct.SHA_INFO* %sha_info, i64 0, i32 3
|
||
|
|
%2 = bitcast [16 x i32]* %1 to i8*
|
||
|
|
call void @llvm.memcpy.p0i8.p0i8.i64(i8* %2, i8* %buffer_addr.0.i, i64 64, i32 1, i1 false)
|
||
|
|
%3 = getelementptr %struct.SHA_INFO, %struct.SHA_INFO* %sha_info, i64 0, i32 3, i64 0
|
||
|
|
%4 = bitcast i32* %3 to i8*
|
||
|
|
br label %codeRepl
|
||
|
|
|
||
|
|
codeRepl: ; preds = %bb2.i
|
||
|
|
call void @sha_stream_bb3_2E_i_bb1_2E_i_2E_i(i8* %4)
|
||
|
|
br label %byte_reverse.exit.i
|
||
|
|
|
||
|
|
byte_reverse.exit.i: ; preds = %codeRepl
|
||
|
|
call fastcc void @sha_transform(%struct.SHA_INFO* %sha_info) nounwind
|
||
|
|
%5 = getelementptr i8, i8* %buffer_addr.0.i, i64 64
|
||
|
|
%6 = add i32 %count_addr.0.i, -64
|
||
|
|
br label %bb3.i
|
||
|
|
|
||
|
|
bb3.i: ; preds = %byte_reverse.exit.i, %newFuncRoot
|
||
|
|
%buffer_addr.0.i = phi i8* [ %data1, %newFuncRoot ], [ %5, %byte_reverse.exit.i ]
|
||
|
|
%count_addr.0.i = phi i32 [ %0, %newFuncRoot ], [ %6, %byte_reverse.exit.i ]
|
||
|
|
%7 = icmp sgt i32 %count_addr.0.i, 63
|
||
|
|
br i1 %7, label %bb2.i, label %sha_update.exit.exitStub
|
||
|
|
}
|
||
|
|
|
||
|
|
declare void @sha_stream_bb3_2E_i_bb1_2E_i_2E_i(i8*) nounwind
|
||
|
|
|
||
|
|
declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) nounwind
|
||
|
|
|
||
|
|
declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i32, i1) nounwind
|
||
|
|
|