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c7344cef99
llvm-mirror/test/Transforms/SimplifyCFG/preserve-store-alignment.ll
Eric Christopher a62270de2c Revert "Temporarily Revert "Add basic loop fusion pass."" 
The reversion apparently deleted the test/Transforms directory.

Will be re-reverting again.

llvm-svn: 358552
2019-04-17 04:52:47 +00:00

268 lines
15 KiB
LLVM
Raw Blame History

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -simplifycfg -S < %s | FileCheck %s
%struct.Counters = type { i64, i64, i64, [8 x i8] }
@m = global i64 3, align 8
@counters = global %struct.Counters zeroinitializer, align 16
define i32 @align_both_equal() local_unnamed_addr {
; CHECK-LABEL: @align_both_equal(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP0:%.*]] = load <2 x i64>, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
; CHECK-NEXT: [[TMP1:%.*]] = add nsw <2 x i64> [[TMP0]], <i64 1, i64 1>
; CHECK-NEXT: store <2 x i64> [[TMP1]], <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
; CHECK-NEXT: [[TMP2:%.*]] = load i64, i64* @m, align 8
; CHECK-NEXT: [[AND:%.*]] = and i64 [[TMP2]], 1
; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i64 [[AND]], 0
; CHECK-NEXT: [[TMP3:%.*]] = add nsw <2 x i64> [[TMP0]], <i64 2, i64 2>
; CHECK-NEXT: [[TMP4:%.*]] = select i1 [[TOBOOL]], <2 x i64> [[TMP1]], <2 x i64> [[TMP3]]
; CHECK-NEXT: [[AND4:%.*]] = and i64 [[TMP2]], 2
; CHECK-NEXT: [[TOBOOL5:%.*]] = icmp eq i64 [[AND4]], 0
; CHECK-NEXT: [[TMP5:%.*]] = add nsw <2 x i64> [[TMP4]], <i64 1, i64 1>
; CHECK-NEXT: [[DOT:%.*]] = select i1 [[TOBOOL5]], <2 x i64> [[TMP4]], <2 x i64> [[TMP5]]
; CHECK-NEXT: [[TMP6:%.*]] = xor i1 [[TOBOOL]], true
; CHECK-NEXT: [[TMP7:%.*]] = xor i1 [[TOBOOL5]], true
; CHECK-NEXT: [[TMP8:%.*]] = or i1 [[TMP6]], [[TMP7]]
; CHECK-NEXT: br i1 [[TMP8]], label [[TMP9:%.*]], label [[TMP10:%.*]]
; CHECK: store <2 x i64> [[DOT]], <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
; CHECK-NEXT: br label [[TMP10]]
; CHECK: ret i32 0
;
entry:
%0 = load <2 x i64>, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
%1 = add nsw <2 x i64> %0, <i64 1, i64 1>
store <2 x i64> %1, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
%2 = load i64, i64* @m, align 8
%and = and i64 %2, 1
%tobool = icmp eq i64 %and, 0
br i1 %tobool, label %if.end, label %if.then
if.then: ; preds = %entry
%3 = add nsw <2 x i64> %0, <i64 2, i64 2>
store <2 x i64> %3, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
br label %if.end
if.end: ; preds = %entry, %if.then
%4 = phi <2 x i64> [ %1, %entry ], [ %3, %if.then ]
%and4 = and i64 %2, 2
%tobool5 = icmp eq i64 %and4, 0
br i1 %tobool5, label %if.end9, label %if.then6
if.then6: ; preds = %if.end
%5 = add nsw <2 x i64> %4, <i64 1, i64 1>
store <2 x i64> %5, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
br label %if.end9
if.end9: ; preds = %if.end, %if.then6
ret i32 0
}
define i32 @align_not_equal() local_unnamed_addr {
; CHECK-LABEL: @align_not_equal(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP0:%.*]] = load <2 x i64>, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
; CHECK-NEXT: [[TMP1:%.*]] = add nsw <2 x i64> [[TMP0]], <i64 1, i64 1>
; CHECK-NEXT: store <2 x i64> [[TMP1]], <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
; CHECK-NEXT: [[TMP2:%.*]] = load i64, i64* @m, align 8
; CHECK-NEXT: [[AND:%.*]] = and i64 [[TMP2]], 1
; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i64 [[AND]], 0
; CHECK-NEXT: [[TMP3:%.*]] = add nsw <2 x i64> [[TMP0]], <i64 2, i64 2>
; CHECK-NEXT: [[TMP4:%.*]] = select i1 [[TOBOOL]], <2 x i64> [[TMP1]], <2 x i64> [[TMP3]]
; CHECK-NEXT: [[AND4:%.*]] = and i64 [[TMP2]], 2
; CHECK-NEXT: [[TOBOOL5:%.*]] = icmp eq i64 [[AND4]], 0
; CHECK-NEXT: [[TMP5:%.*]] = add nsw <2 x i64> [[TMP4]], <i64 1, i64 1>
; CHECK-NEXT: [[DOT:%.*]] = select i1 [[TOBOOL5]], <2 x i64> [[TMP4]], <2 x i64> [[TMP5]]
; CHECK-NEXT: [[TMP6:%.*]] = xor i1 [[TOBOOL]], true
; CHECK-NEXT: [[TMP7:%.*]] = xor i1 [[TOBOOL5]], true
; CHECK-NEXT: [[TMP8:%.*]] = or i1 [[TMP6]], [[TMP7]]
; CHECK-NEXT: br i1 [[TMP8]], label [[TMP9:%.*]], label [[TMP10:%.*]]
; CHECK: store <2 x i64> [[DOT]], <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
; CHECK-NEXT: br label [[TMP10]]
; CHECK: ret i32 0
;
entry:
%0 = load <2 x i64>, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
%1 = add nsw <2 x i64> %0, <i64 1, i64 1>
store <2 x i64> %1, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
%2 = load i64, i64* @m, align 8
%and = and i64 %2, 1
%tobool = icmp eq i64 %and, 0
br i1 %tobool, label %if.end, label %if.then
if.then: ; preds = %entry
%3 = add nsw <2 x i64> %0, <i64 2, i64 2>
store <2 x i64> %3, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 16
br label %if.end
if.end: ; preds = %entry, %if.then
%4 = phi <2 x i64> [ %1, %entry ], [ %3, %if.then ]
%and4 = and i64 %2, 2
%tobool5 = icmp eq i64 %and4, 0
br i1 %tobool5, label %if.end9, label %if.then6
if.then6: ; preds = %if.end
%5 = add nsw <2 x i64> %4, <i64 1, i64 1>
store <2 x i64> %5, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
br label %if.end9
if.end9: ; preds = %if.end, %if.then6
ret i32 0
}
define i32 @align_single_zero() local_unnamed_addr {
; CHECK-LABEL: @align_single_zero(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP0:%.*]] = load <2 x i64>, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
; CHECK-NEXT: [[TMP1:%.*]] = add nsw <2 x i64> [[TMP0]], <i64 1, i64 1>
; CHECK-NEXT: store <2 x i64> [[TMP1]], <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
; CHECK-NEXT: [[TMP2:%.*]] = load i64, i64* @m, align 8
; CHECK-NEXT: [[AND:%.*]] = and i64 [[TMP2]], 1
; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i64 [[AND]], 0
; CHECK-NEXT: [[TMP3:%.*]] = add nsw <2 x i64> [[TMP0]], <i64 2, i64 2>
; CHECK-NEXT: [[TMP4:%.*]] = select i1 [[TOBOOL]], <2 x i64> [[TMP1]], <2 x i64> [[TMP3]]
; CHECK-NEXT: [[AND4:%.*]] = and i64 [[TMP2]], 2
; CHECK-NEXT: [[TOBOOL5:%.*]] = icmp eq i64 [[AND4]], 0
; CHECK-NEXT: [[TMP5:%.*]] = add nsw <2 x i64> [[TMP4]], <i64 1, i64 1>
; CHECK-NEXT: [[DOT:%.*]] = select i1 [[TOBOOL5]], <2 x i64> [[TMP4]], <2 x i64> [[TMP5]]
; CHECK-NEXT: [[TMP6:%.*]] = xor i1 [[TOBOOL]], true
; CHECK-NEXT: [[TMP7:%.*]] = xor i1 [[TOBOOL5]], true
; CHECK-NEXT: [[TMP8:%.*]] = or i1 [[TMP6]], [[TMP7]]
; CHECK-NEXT: br i1 [[TMP8]], label [[TMP9:%.*]], label [[TMP10:%.*]]
; CHECK: store <2 x i64> [[DOT]], <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
; CHECK-NEXT: br label [[TMP10]]
; CHECK: ret i32 0
;
entry:
%0 = load <2 x i64>, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
%1 = add nsw <2 x i64> %0, <i64 1, i64 1>
store <2 x i64> %1, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
%2 = load i64, i64* @m, align 8
%and = and i64 %2, 1
%tobool = icmp eq i64 %and, 0
br i1 %tobool, label %if.end, label %if.then
if.then: ; preds = %entry
%3 = add nsw <2 x i64> %0, <i64 2, i64 2>
store <2 x i64> %3, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*)
br label %if.end
if.end: ; preds = %entry, %if.then
%4 = phi <2 x i64> [ %1, %entry ], [ %3, %if.then ]
%and4 = and i64 %2, 2
%tobool5 = icmp eq i64 %and4, 0
br i1 %tobool5, label %if.end9, label %if.then6
if.then6: ; preds = %if.end
%5 = add nsw <2 x i64> %4, <i64 1, i64 1>
store <2 x i64> %5, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
br label %if.end9
if.end9: ; preds = %if.end, %if.then6
ret i32 0
}
define i32 @align_single_zero_second_greater_default() local_unnamed_addr {
; CHECK-LABEL: @align_single_zero_second_greater_default(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP0:%.*]] = load <2 x i64>, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
; CHECK-NEXT: [[TMP1:%.*]] = add nsw <2 x i64> [[TMP0]], <i64 1, i64 1>
; CHECK-NEXT: store <2 x i64> [[TMP1]], <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
; CHECK-NEXT: [[TMP2:%.*]] = load i64, i64* @m, align 8
; CHECK-NEXT: [[AND:%.*]] = and i64 [[TMP2]], 1
; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i64 [[AND]], 0
; CHECK-NEXT: [[TMP3:%.*]] = add nsw <2 x i64> [[TMP0]], <i64 2, i64 2>
; CHECK-NEXT: [[TMP4:%.*]] = select i1 [[TOBOOL]], <2 x i64> [[TMP1]], <2 x i64> [[TMP3]]
; CHECK-NEXT: [[AND4:%.*]] = and i64 [[TMP2]], 2
; CHECK-NEXT: [[TOBOOL5:%.*]] = icmp eq i64 [[AND4]], 0
; CHECK-NEXT: [[TMP5:%.*]] = add nsw <2 x i64> [[TMP4]], <i64 1, i64 1>
; CHECK-NEXT: [[DOT:%.*]] = select i1 [[TOBOOL5]], <2 x i64> [[TMP4]], <2 x i64> [[TMP5]]
; CHECK-NEXT: [[TMP6:%.*]] = xor i1 [[TOBOOL]], true
; CHECK-NEXT: [[TMP7:%.*]] = xor i1 [[TOBOOL5]], true
; CHECK-NEXT: [[TMP8:%.*]] = or i1 [[TMP6]], [[TMP7]]
; CHECK-NEXT: br i1 [[TMP8]], label [[TMP9:%.*]], label [[TMP10:%.*]]
; CHECK: store <2 x i64> [[DOT]], <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 16
; CHECK-NEXT: br label [[TMP10]]
; CHECK: ret i32 0
;
entry:
%0 = load <2 x i64>, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
%1 = add nsw <2 x i64> %0, <i64 1, i64 1>
store <2 x i64> %1, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
%2 = load i64, i64* @m, align 8
%and = and i64 %2, 1
%tobool = icmp eq i64 %and, 0
br i1 %tobool, label %if.end, label %if.then
if.then: ; preds = %entry
%3 = add nsw <2 x i64> %0, <i64 2, i64 2>
store <2 x i64> %3, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 32
br label %if.end
if.end: ; preds = %entry, %if.then
%4 = phi <2 x i64> [ %1, %entry ], [ %3, %if.then ]
%and4 = and i64 %2, 2
%tobool5 = icmp eq i64 %and4, 0
br i1 %tobool5, label %if.end9, label %if.then6
if.then6: ; preds = %if.end
%5 = add nsw <2 x i64> %4, <i64 1, i64 1>
store <2 x i64> %5, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*)
br label %if.end9
if.end9: ; preds = %if.end, %if.then6
ret i32 0
}
define i32 @align_both_zero() local_unnamed_addr {
; CHECK-LABEL: @align_both_zero(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP0:%.*]] = load <2 x i64>, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
; CHECK-NEXT: [[TMP1:%.*]] = add nsw <2 x i64> [[TMP0]], <i64 1, i64 1>
; CHECK-NEXT: store <2 x i64> [[TMP1]], <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
; CHECK-NEXT: [[TMP2:%.*]] = load i64, i64* @m, align 8
; CHECK-NEXT: [[AND:%.*]] = and i64 [[TMP2]], 1
; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i64 [[AND]], 0
; CHECK-NEXT: [[TMP3:%.*]] = add nsw <2 x i64> [[TMP0]], <i64 2, i64 2>
; CHECK-NEXT: [[TMP4:%.*]] = select i1 [[TOBOOL]], <2 x i64> [[TMP1]], <2 x i64> [[TMP3]]
; CHECK-NEXT: [[AND4:%.*]] = and i64 [[TMP2]], 2
; CHECK-NEXT: [[TOBOOL5:%.*]] = icmp eq i64 [[AND4]], 0
; CHECK-NEXT: [[TMP5:%.*]] = add nsw <2 x i64> [[TMP4]], <i64 1, i64 1>
; CHECK-NEXT: [[DOT:%.*]] = select i1 [[TOBOOL5]], <2 x i64> [[TMP4]], <2 x i64> [[TMP5]]
; CHECK-NEXT: [[TMP6:%.*]] = xor i1 [[TOBOOL]], true
; CHECK-NEXT: [[TMP7:%.*]] = xor i1 [[TOBOOL5]], true
; CHECK-NEXT: [[TMP8:%.*]] = or i1 [[TMP6]], [[TMP7]]
; CHECK-NEXT: br i1 [[TMP8]], label [[TMP9:%.*]], label [[TMP10:%.*]]
; CHECK: store <2 x i64> [[DOT]], <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 16
; CHECK-NEXT: br label [[TMP10]]
; CHECK: ret i32 0
;
entry:
%0 = load <2 x i64>, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
%1 = add nsw <2 x i64> %0, <i64 1, i64 1>
store <2 x i64> %1, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
%2 = load i64, i64* @m, align 8
%and = and i64 %2, 1
%tobool = icmp eq i64 %and, 0
br i1 %tobool, label %if.end, label %if.then
if.then: ; preds = %entry
%3 = add nsw <2 x i64> %0, <i64 2, i64 2>
store <2 x i64> %3, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*)
br label %if.end
if.end: ; preds = %entry, %if.then
%4 = phi <2 x i64> [ %1, %entry ], [ %3, %if.then ]
%and4 = and i64 %2, 2
%tobool5 = icmp eq i64 %and4, 0
br i1 %tobool5, label %if.end9, label %if.then6
if.then6: ; preds = %if.end
%5 = add nsw <2 x i64> %4, <i64 1, i64 1>
store <2 x i64> %5, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*)
br label %if.end9
if.end9: ; preds = %if.end, %if.then6
ret i32 0
}
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