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llvm-6502/test/Transforms/ConstProp/constant-expr.ll

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Teach the constant folder how to handle a few simple i1 cases. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82340 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-20 00:04:02 +00:00
; RUN: llvm-as < %s | llvm-dis | FileCheck %s
@X = external global i8
@Y = external global i8
@Z = external global i8
Rewrite this check so that it checks what it's supposed to and doesn't use CHECK-NOT. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82383 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-20 07:00:24 +00:00
@A = global i1 add (i1 icmp ult (i8* @X, i8* @Y), i1 icmp ult (i8* @X, i8* @Z))
remove # uses from FileCheck lines. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84367 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-17 21:51:19 +00:00
; CHECK: @A = global i1 xor (i1 icmp ult (i8* @X, i8* @Y), i1 icmp ult (i8* @X, i8* @Z))
@B = global i1 sub (i1 icmp ult (i8* @X, i8* @Y), i1 icmp ult (i8* @X, i8* @Z)), align 2
; CHECK: @B = global i1 xor (i1 icmp ult (i8* @X, i8* @Y), i1 icmp ult (i8* @X, i8* @Z))
Rewrite this check so that it checks what it's supposed to and doesn't use CHECK-NOT. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82383 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-20 07:00:24 +00:00
@C = global i1 mul (i1 icmp ult (i8* @X, i8* @Y), i1 icmp ult (i8* @X, i8* @Z))
remove # uses from FileCheck lines. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84367 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-17 21:51:19 +00:00
; CHECK: @C = global i1 and (i1 icmp ult (i8* @X, i8* @Y), i1 icmp ult (i8* @X, i8* @Z))
Teach the constant folder how to handle a few simple i1 cases. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82340 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-20 00:04:02 +00:00
Rewrite this check so that it checks what it's supposed to and doesn't use CHECK-NOT. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82383 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-20 07:00:24 +00:00
@D = global i1 sdiv (i1 icmp ult (i8* @X, i8* @Y), i1 icmp ult (i8* @X, i8* @Z))
remove # uses from FileCheck lines. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84367 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-17 21:51:19 +00:00
; CHECK: @D = global i1 icmp ult (i8* @X, i8* @Y)
Rewrite this check so that it checks what it's supposed to and doesn't use CHECK-NOT. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82383 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-20 07:00:24 +00:00
@E = global i1 udiv (i1 icmp ult (i8* @X, i8* @Y), i1 icmp ult (i8* @X, i8* @Z))
remove # uses from FileCheck lines. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84367 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-17 21:51:19 +00:00
; CHECK: @E = global i1 icmp ult (i8* @X, i8* @Y)
Rewrite this check so that it checks what it's supposed to and doesn't use CHECK-NOT. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82383 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-20 07:00:24 +00:00
@F = global i1 srem (i1 icmp ult (i8* @X, i8* @Y), i1 icmp ult (i8* @X, i8* @Z))
remove some noise from tests. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112889 91177308-0d34-0410-b5e6-96231b3b80d8
2010-09-02 22:35:33 +00:00
; CHECK: @F = global i1 false
Rewrite this check so that it checks what it's supposed to and doesn't use CHECK-NOT. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82383 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-20 07:00:24 +00:00
@G = global i1 urem (i1 icmp ult (i8* @X, i8* @Y), i1 icmp ult (i8* @X, i8* @Z))
remove some noise from tests. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112889 91177308-0d34-0410-b5e6-96231b3b80d8
2010-09-02 22:35:33 +00:00
; CHECK: @G = global i1 false
Try turning icmp(bitcast(x), bitcast(y)) into icmp(bitcast(bitcast(x)), y) in the hopes that the two bitcasts will merge. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82371 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-20 05:48:50 +00:00
Rewrite this check so that it checks what it's supposed to and doesn't use CHECK-NOT. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82383 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-20 07:00:24 +00:00
@H = global i1 icmp ule (i32* bitcast (i8* @X to i32*), i32* bitcast (i8* @Y to i32*))
remove # uses from FileCheck lines. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84367 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-17 21:51:19 +00:00
; CHECK: @H = global i1 icmp ule (i8* @X, i8* @Y)
Try turning icmp(bitcast(x), bitcast(y)) into icmp(bitcast(bitcast(x)), y) in the hopes that the two bitcasts will merge. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82371 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-20 05:48:50 +00:00
Rewrite this check so that it checks what it's supposed to and doesn't use CHECK-NOT. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82383 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-20 07:00:24 +00:00
@I = global i1 xor (i1 icmp ult (i8* @X, i8* @Y), i1 false)
remove # uses from FileCheck lines. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84367 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-17 21:51:19 +00:00
; CHECK: @I = global i1 icmp ult (i8* @X, i8* @Y)
Rewrite this check so that it checks what it's supposed to and doesn't use CHECK-NOT. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82383 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-20 07:00:24 +00:00
@J = global i1 xor (i1 icmp ult (i8* @X, i8* @Y), i1 true)
remove # uses from FileCheck lines. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84367 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-17 21:51:19 +00:00
; CHECK: @J = global i1 icmp uge (i8* @X, i8* @Y)
Fold 'icmp eq (icmp), true' into an xor(icmp). git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82386 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-20 07:21:39 +00:00
@K = global i1 icmp eq (i1 icmp ult (i8* @X, i8* @Y), i1 false)
remove # uses from FileCheck lines. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84367 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-17 21:51:19 +00:00
; CHECK: @K = global i1 icmp uge (i8* @X, i8* @Y)
Fold 'icmp eq (icmp), true' into an xor(icmp). git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82386 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-20 07:21:39 +00:00
@L = global i1 icmp eq (i1 icmp ult (i8* @X, i8* @Y), i1 true)
remove # uses from FileCheck lines. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84367 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-17 21:51:19 +00:00
; CHECK: @L = global i1 icmp ult (i8* @X, i8* @Y)
Fold 'icmp eq (icmp), true' into an xor(icmp). git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82386 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-20 07:21:39 +00:00
@M = global i1 icmp ne (i1 icmp ult (i8* @X, i8* @Y), i1 true)
remove # uses from FileCheck lines. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84367 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-17 21:51:19 +00:00
; CHECK: @M = global i1 icmp uge (i8* @X, i8* @Y)
Fold 'icmp eq (icmp), true' into an xor(icmp). git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82386 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-20 07:21:39 +00:00
@N = global i1 icmp ne (i1 icmp ult (i8* @X, i8* @Y), i1 false)
remove # uses from FileCheck lines. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84367 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-17 21:51:19 +00:00
; CHECK: @N = global i1 icmp ult (i8* @X, i8* @Y)
Peer through zext and sext to eliminate them when it is safe to do so. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82389 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-20 07:31:25 +00:00
@O = global i1 icmp eq (i32 zext (i1 icmp ult (i8* @X, i8* @Y) to i32), i32 0)
remove # uses from FileCheck lines. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84367 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-17 21:51:19 +00:00
; CHECK: @O = global i1 icmp uge (i8* @X, i8* @Y)
Teach vm core to more aggressively fold 'trunc' constantexprs, allowing it to simplify the crazy constantexprs in the testcases down to something sensible. This allows -std-compile-opts to completely "devirtualize" the pointers to member functions in the testcase from PR5176. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84368 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-17 21:53:27 +00:00
; PR5176
; CHECK: @T1 = global i1 true
@T1 = global i1 icmp eq (i64 and (i64 trunc (i256 lshr (i256 or (i256 and (i256 and (i256 shl (i256 zext (i64 ptrtoint (i1* @B to i64) to i256), i256 64), i256 -6277101735386680763495507056286727952638980837032266301441), i256 6277101735386680763835789423207666416102355444464034512895), i256 shl (i256 zext (i64 ptrtoint (i1* @A to i64) to i256), i256 192)), i256 64) to i64), i64 1), i64 0)
; CHECK: @T2 = global i1* @B
@T2 = global i1* inttoptr (i64 add (i64 trunc (i256 lshr (i256 or (i256 and (i256 and (i256 shl (i256 zext (i64 ptrtoint (i1* @A to i64) to i256), i256 64), i256 -6277101735386680763495507056286727952638980837032266301441), i256 6277101735386680763835789423207666416102355444464034512895), i256 shl (i256 zext (i64 ptrtoint (i1* @B to i64) to i256), i256 192)), i256 192) to i64), i64 trunc (i256 lshr (i256 or (i256 and (i256 and (i256 shl (i256 zext (i64 ptrtoint (i1* @A to i64) to i256), i256 64), i256 -6277101735386680763495507056286727952638980837032266301441), i256 6277101735386680763835789423207666416102355444464034512895), i256 shl (i256 zext (i64 ptrtoint (i1* @B to i64) to i256), i256 192)), i256 128) to i64)) to i1*)
; CHECK: @T3 = global i64 add (i64 ptrtoint (i1* @B to i64), i64 -1)
@T3 = global i64 add (i64 trunc (i256 lshr (i256 or (i256 and (i256 and (i256 shl (i256 zext (i64 ptrtoint (i1* @B to i64) to i256), i256 64), i256 -6277101735386680763495507056286727952638980837032266301441), i256 6277101735386680763835789423207666416102355444464034512895), i256 shl (i256 zext (i64 ptrtoint (i1* @A to i64) to i256), i256 192)), i256 64) to i64), i64 -1)
; CHECK: @T4 = global i1* @B
@T4 = global i1* inttoptr (i64 trunc (i256 lshr (i256 or (i256 and (i256 and (i256 shl (i256 zext (i64 ptrtoint (i1* @B to i64) to i256), i256 64), i256 -6277101735386680763495507056286727952638980837032266301441), i256 6277101735386680763835789423207666416102355444464034512895), i256 shl (i256 zext (i64 ptrtoint (i1* @A to i64) to i256), i256 192)), i256 64) to i64) to i1*)
; CHECK: @T5 = global i1* @A
Fix a crasher trying to fold each element in a comparison between two vectors if one of the vectors didn't have elements (such as undef). Fixes PR 6096. Fix an issue in the constant folder where fcmp (<2 x %ty>, <2 x %ty>) would have <2 x i1> type if constant folding was successful and i1 type if it wasn't. This exposed a related issue in the bitcode reader. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94069 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-21 07:03:21 +00:00
@T5 = global i1* inttoptr (i64 add (i64 trunc (i256 lshr (i256 or (i256 and (i256 and (i256 shl (i256 zext (i64 ptrtoint (i1* @B to i64) to i256), i256 64), i256 -6277101735386680763495507056286727952638980837032266301441), i256 6277101735386680763835789423207666416102355444464034512895), i256 shl (i256 zext (i64 ptrtoint (i1* @A to i64) to i256), i256 192)), i256 192) to i64), i64 trunc (i256 lshr (i256 or (i256 and (i256 and (i256 shl (i256 zext (i64 ptrtoint (i1* @B to i64) to i256), i256 64), i256 -6277101735386680763495507056286727952638980837032266301441), i256 6277101735386680763835789423207666416102355444464034512895), i256 shl (i256 zext (i64 ptrtoint (i1* @A to i64) to i256), i256 192)), i256 128) to i64)) to i1*)
; PR6096
; No check line. This used to crash llvm-as.
@T6 = global <2 x i1> fcmp ole (<2 x float> fdiv (<2 x float> undef, <2 x float> <float 1.000000e+00, float 1.000000e+00>), <2 x float> zeroinitializer)
Add a constant folding of casts from zero to zero. Fixes PR9011! While here, I'd like to complain about how vector is not an aggregate type according to llvm::Type::isAggregateType(), but they're listed under aggregate types in the LangRef and zero vectors are stored as ConstantAggregateZero. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123956 91177308-0d34-0410-b5e6-96231b3b80d8
2011-01-21 01:12:09 +00:00
; PR9011
@pr9011_1 = constant <4 x i32> zext (<4 x i8> zeroinitializer to <4 x i32>)
; CHECK: pr9011_1 = constant <4 x i32> zeroinitializer
@pr9011_2 = constant <4 x i32> sext (<4 x i8> zeroinitializer to <4 x i32>)
; CHECK: pr9011_2 = constant <4 x i32> zeroinitializer
@pr9011_3 = constant <4 x i32> bitcast (<16 x i8> zeroinitializer to <4 x i32>)
; CHECK: pr9011_3 = constant <4 x i32> zeroinitializer
@pr9011_4 = constant <4 x float> uitofp (<4 x i8> zeroinitializer to <4 x float>)
; CHECK: pr9011_4 = constant <4 x float> zeroinitializer
@pr9011_5 = constant <4 x float> sitofp (<4 x i8> zeroinitializer to <4 x float>)
; CHECK: pr9011_5 = constant <4 x float> zeroinitializer
@pr9011_6 = constant <4 x i32> fptosi (<4 x float> zeroinitializer to <4 x i32>)
; CHECK: pr9011_6 = constant <4 x i32> zeroinitializer
@pr9011_7 = constant <4 x i32> fptoui (<4 x float> zeroinitializer to <4 x i32>)
; CHECK: pr9011_7 = constant <4 x i32> zeroinitializer
@pr9011_8 = constant <4 x float> fptrunc (<4 x double> zeroinitializer to <4 x float>)
; CHECK: pr9011_8 = constant <4 x float> zeroinitializer
@pr9011_9 = constant <4 x double> fpext (<4 x float> zeroinitializer to <4 x double>)
; CHECK: pr9011_9 = constant <4 x double> zeroinitializer
@pr9011_10 = constant <4 x double> bitcast (i256 0 to <4 x double>)
; CHECK: pr9011_10 = constant <4 x double> zeroinitializer
@pr9011_11 = constant <4 x float> bitcast (i128 0 to <4 x float>)
; CHECK: pr9011_11 = constant <4 x float> zeroinitializer
@pr9011_12 = constant <4 x i32> bitcast (i128 0 to <4 x i32>)
; CHECK: pr9011_12 = constant <4 x i32> zeroinitializer
@pr9011_13 = constant i256 bitcast (<4 x double> zeroinitializer to i256)
; CHECK: pr9011_13 = constant i256 0
@pr9011_14 = constant i128 bitcast (<4 x float> zeroinitializer to i128)
; CHECK: pr9011_14 = constant i128 0
@pr9011_15 = constant i128 bitcast (<4 x i32> zeroinitializer to i128)
; CHECK: pr9011_15 = constant i128 0
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