| ; "PLAIN" - No optimizations. This tests the default target layout |
| ; constant folder. |
| ; RUN: opt -S -o - < %s | FileCheck --check-prefix=PLAIN %s |
| |
| ; "OPT" - Optimizations but no targetdata. This tests default target layout |
| ; folding in the optimizers. |
| ; RUN: opt -S -o - -instcombine -globalopt < %s | FileCheck --check-prefix=OPT %s |
| |
| ; "TO" - Optimizations and targetdata. This tests target-dependent |
| ; folding in the optimizers. |
| ; RUN: opt -S -o - -instcombine -globalopt -data-layout="e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64" < %s | FileCheck --check-prefix=TO %s |
| |
| ; "SCEV" - ScalarEvolution with default target layout |
| ; RUN: opt -passes='print<scalar-evolution>' < %s -disable-output 2>&1 | FileCheck --check-prefix=SCEV %s |
| |
| |
| ; The automatic constant folder in opt does not have targetdata access, so |
| ; it can't fold gep arithmetic, in general. However, the constant folder run |
| ; from instcombine and global opt can use targetdata. |
| |
| ; PLAIN: @G8 = global i8* getelementptr (i8, i8* inttoptr (i32 1 to i8*), i32 -1) |
| ; PLAIN: @G1 = global i1* getelementptr (i1, i1* inttoptr (i32 1 to i1*), i32 -1) |
| ; PLAIN: @F8 = global i8* getelementptr (i8, i8* inttoptr (i32 1 to i8*), i32 -2) |
| ; PLAIN: @F1 = global i1* getelementptr (i1, i1* inttoptr (i32 1 to i1*), i32 -2) |
| ; PLAIN: @H8 = global i8* getelementptr (i8, i8* null, i32 -1) |
| ; PLAIN: @H1 = global i1* getelementptr (i1, i1* null, i32 -1) |
| ; OPT: @G8 = local_unnamed_addr global i8* null |
| ; OPT: @G1 = local_unnamed_addr global i1* null |
| ; OPT: @F8 = local_unnamed_addr global i8* inttoptr (i64 -1 to i8*) |
| ; OPT: @F1 = local_unnamed_addr global i1* inttoptr (i64 -1 to i1*) |
| ; OPT: @H8 = local_unnamed_addr global i8* inttoptr (i64 -1 to i8*) |
| ; OPT: @H1 = local_unnamed_addr global i1* inttoptr (i64 -1 to i1*) |
| ; TO: @G8 = local_unnamed_addr global i8* null |
| ; TO: @G1 = local_unnamed_addr global i1* null |
| ; TO: @F8 = local_unnamed_addr global i8* inttoptr (i64 -1 to i8*) |
| ; TO: @F1 = local_unnamed_addr global i1* inttoptr (i64 -1 to i1*) |
| ; TO: @H8 = local_unnamed_addr global i8* inttoptr (i64 -1 to i8*) |
| ; TO: @H1 = local_unnamed_addr global i1* inttoptr (i64 -1 to i1*) |
| |
| @G8 = global i8* getelementptr (i8, i8* inttoptr (i32 1 to i8*), i32 -1) |
| @G1 = global i1* getelementptr (i1, i1* inttoptr (i32 1 to i1*), i32 -1) |
| @F8 = global i8* getelementptr (i8, i8* inttoptr (i32 1 to i8*), i32 -2) |
| @F1 = global i1* getelementptr (i1, i1* inttoptr (i32 1 to i1*), i32 -2) |
| @H8 = global i8* getelementptr (i8, i8* inttoptr (i32 0 to i8*), i32 -1) |
| @H1 = global i1* getelementptr (i1, i1* inttoptr (i32 0 to i1*), i32 -1) |
| |
| ; The target-independent folder should be able to do some clever |
| ; simplifications on sizeof, alignof, and offsetof expressions. The |
| ; target-dependent folder should fold these down to constants. |
| |
| ; PLAIN: @a = constant i64 mul (i64 ptrtoint ({ [7 x double], [7 x double] }* getelementptr ({ [7 x double], [7 x double] }, { [7 x double], [7 x double] }* null, i64 11) to i64), i64 15) |
| ; PLAIN: @b = constant i64 ptrtoint ([13 x double]* getelementptr ({ i1, [13 x double] }, { i1, [13 x double] }* null, i64 0, i32 1) to i64) |
| ; PLAIN: @c = constant i64 ptrtoint (double* getelementptr ({ double, double, double, double }, { double, double, double, double }* null, i64 0, i32 2) to i64) |
| ; PLAIN: @d = constant i64 ptrtoint (double* getelementptr ([13 x double], [13 x double]* null, i64 0, i32 11) to i64) |
| ; PLAIN: @e = constant i64 ptrtoint (double* getelementptr ({ double, float, double, double }, { double, float, double, double }* null, i64 0, i32 2) to i64) |
| ; PLAIN: @f = constant i64 ptrtoint (<{ i16, i128 }>* getelementptr ({ i1, <{ i16, i128 }> }, { i1, <{ i16, i128 }> }* null, i64 0, i32 1) to i64) |
| ; PLAIN: @g = constant i64 ptrtoint ({ double, double }* getelementptr ({ i1, { double, double } }, { i1, { double, double } }* null, i64 0, i32 1) to i64) |
| ; PLAIN: @h = constant i64 ptrtoint (double** getelementptr (double*, double** null, i64 1) to i64) |
| ; PLAIN: @i = constant i64 ptrtoint (double** getelementptr ({ i1, double* }, { i1, double* }* null, i64 0, i32 1) to i64) |
| ; OPT: @a = local_unnamed_addr constant i64 18480 |
| ; OPT: @b = local_unnamed_addr constant i64 8 |
| ; OPT: @c = local_unnamed_addr constant i64 16 |
| ; OPT: @d = local_unnamed_addr constant i64 88 |
| ; OPT: @e = local_unnamed_addr constant i64 16 |
| ; OPT: @f = local_unnamed_addr constant i64 1 |
| ; OPT: @g = local_unnamed_addr constant i64 8 |
| ; OPT: @h = local_unnamed_addr constant i64 8 |
| ; OPT: @i = local_unnamed_addr constant i64 8 |
| ; TO: @a = local_unnamed_addr constant i64 18480 |
| ; TO: @b = local_unnamed_addr constant i64 8 |
| ; TO: @c = local_unnamed_addr constant i64 16 |
| ; TO: @d = local_unnamed_addr constant i64 88 |
| ; TO: @e = local_unnamed_addr constant i64 16 |
| ; TO: @f = local_unnamed_addr constant i64 1 |
| ; TO: @g = local_unnamed_addr constant i64 8 |
| ; TO: @h = local_unnamed_addr constant i64 8 |
| ; TO: @i = local_unnamed_addr constant i64 8 |
| |
| @a = constant i64 mul (i64 3, i64 mul (i64 ptrtoint ({[7 x double], [7 x double]}* getelementptr ({[7 x double], [7 x double]}, {[7 x double], [7 x double]}* null, i64 11) to i64), i64 5)) |
| @b = constant i64 ptrtoint ([13 x double]* getelementptr ({i1, [13 x double]}, {i1, [13 x double]}* null, i64 0, i32 1) to i64) |
| @c = constant i64 ptrtoint (double* getelementptr ({double, double, double, double}, {double, double, double, double}* null, i64 0, i32 2) to i64) |
| @d = constant i64 ptrtoint (double* getelementptr ([13 x double], [13 x double]* null, i64 0, i32 11) to i64) |
| @e = constant i64 ptrtoint (double* getelementptr ({double, float, double, double}, {double, float, double, double}* null, i64 0, i32 2) to i64) |
| @f = constant i64 ptrtoint (<{ i16, i128 }>* getelementptr ({i1, <{ i16, i128 }>}, {i1, <{ i16, i128 }>}* null, i64 0, i32 1) to i64) |
| @g = constant i64 ptrtoint ({double, double}* getelementptr ({i1, {double, double}}, {i1, {double, double}}* null, i64 0, i32 1) to i64) |
| @h = constant i64 ptrtoint (double** getelementptr (double*, double** null, i64 1) to i64) |
| @i = constant i64 ptrtoint (double** getelementptr ({i1, double*}, {i1, double*}* null, i64 0, i32 1) to i64) |
| |
| ; The target-dependent folder should cast GEP indices to integer-sized pointers. |
| |
| ; PLAIN: @M = constant i64* getelementptr (i64, i64* null, i32 1) |
| ; PLAIN: @N = constant i64* getelementptr ({ i64, i64 }, { i64, i64 }* null, i32 0, i32 1) |
| ; PLAIN: @O = constant i64* getelementptr ([2 x i64], [2 x i64]* null, i32 0, i32 1) |
| ; OPT: @M = local_unnamed_addr constant i64* inttoptr (i64 8 to i64*) |
| ; OPT: @N = local_unnamed_addr constant i64* inttoptr (i64 8 to i64*) |
| ; OPT: @O = local_unnamed_addr constant i64* inttoptr (i64 8 to i64*) |
| ; TO: @M = local_unnamed_addr constant i64* inttoptr (i64 8 to i64*) |
| ; TO: @N = local_unnamed_addr constant i64* inttoptr (i64 8 to i64*) |
| ; TO: @O = local_unnamed_addr constant i64* inttoptr (i64 8 to i64*) |
| |
| @M = constant i64* getelementptr (i64, i64* null, i32 1) |
| @N = constant i64* getelementptr ({ i64, i64 }, { i64, i64 }* null, i32 0, i32 1) |
| @O = constant i64* getelementptr ([2 x i64], [2 x i64]* null, i32 0, i32 1) |
| |
| ; Fold GEP of a GEP. Very simple cases are folded without targetdata. |
| |
| ; PLAIN: @Y = global [3 x { i32, i32 }]* getelementptr inbounds ([3 x { i32, i32 }], [3 x { i32, i32 }]* @ext, i64 2) |
| ; PLAIN: @Z = global i32* getelementptr inbounds (i32, i32* getelementptr inbounds ([3 x { i32, i32 }], [3 x { i32, i32 }]* @ext, i64 0, i64 1, i32 0), i64 1) |
| ; OPT: @Y = local_unnamed_addr global [3 x { i32, i32 }]* getelementptr inbounds ([3 x { i32, i32 }], [3 x { i32, i32 }]* @ext, i64 2) |
| ; OPT: @Z = local_unnamed_addr global i32* getelementptr inbounds ([3 x { i32, i32 }], [3 x { i32, i32 }]* @ext, i64 0, i64 1, i32 1) |
| ; TO: @Y = local_unnamed_addr global [3 x { i32, i32 }]* getelementptr inbounds ([3 x { i32, i32 }], [3 x { i32, i32 }]* @ext, i64 2) |
| ; TO: @Z = local_unnamed_addr global i32* getelementptr inbounds ([3 x { i32, i32 }], [3 x { i32, i32 }]* @ext, i64 0, i64 1, i32 1) |
| |
| @ext = external global [3 x { i32, i32 }] |
| @Y = global [3 x { i32, i32 }]* getelementptr inbounds ([3 x { i32, i32 }], [3 x { i32, i32 }]* getelementptr inbounds ([3 x { i32, i32 }], [3 x { i32, i32 }]* @ext, i64 1), i64 1) |
| @Z = global i32* getelementptr inbounds (i32, i32* getelementptr inbounds ([3 x { i32, i32 }], [3 x { i32, i32 }]* @ext, i64 0, i64 1, i32 0), i64 1) |
| |
| ; Duplicate all of the above as function return values rather than |
| ; global initializers. |
| |
| ; PLAIN: define i8* @goo8() #0 { |
| ; PLAIN: %t = bitcast i8* getelementptr (i8, i8* inttoptr (i32 1 to i8*), i32 -1) to i8* |
| ; PLAIN: ret i8* %t |
| ; PLAIN: } |
| ; PLAIN: define i1* @goo1() #0 { |
| ; PLAIN: %t = bitcast i1* getelementptr (i1, i1* inttoptr (i32 1 to i1*), i32 -1) to i1* |
| ; PLAIN: ret i1* %t |
| ; PLAIN: } |
| ; PLAIN: define i8* @foo8() #0 { |
| ; PLAIN: %t = bitcast i8* getelementptr (i8, i8* inttoptr (i32 1 to i8*), i32 -2) to i8* |
| ; PLAIN: ret i8* %t |
| ; PLAIN: } |
| ; PLAIN: define i1* @foo1() #0 { |
| ; PLAIN: %t = bitcast i1* getelementptr (i1, i1* inttoptr (i32 1 to i1*), i32 -2) to i1* |
| ; PLAIN: ret i1* %t |
| ; PLAIN: } |
| ; PLAIN: define i8* @hoo8() #0 { |
| ; PLAIN: %t = bitcast i8* getelementptr (i8, i8* null, i32 -1) to i8* |
| ; PLAIN: ret i8* %t |
| ; PLAIN: } |
| ; PLAIN: define i1* @hoo1() #0 { |
| ; PLAIN: %t = bitcast i1* getelementptr (i1, i1* null, i32 -1) to i1* |
| ; PLAIN: ret i1* %t |
| ; PLAIN: } |
| ; OPT: define i8* @goo8() local_unnamed_addr #0 { |
| ; OPT: ret i8* null |
| ; OPT: } |
| ; OPT: define i1* @goo1() local_unnamed_addr #0 { |
| ; OPT: ret i1* null |
| ; OPT: } |
| ; OPT: define i8* @foo8() local_unnamed_addr #0 { |
| ; OPT: ret i8* inttoptr (i64 -1 to i8*) |
| ; OPT: } |
| ; OPT: define i1* @foo1() local_unnamed_addr #0 { |
| ; OPT: ret i1* inttoptr (i64 -1 to i1*) |
| ; OPT: } |
| ; OPT: define i8* @hoo8() local_unnamed_addr #0 { |
| ; OPT: ret i8* inttoptr (i64 -1 to i8*) |
| ; OPT: } |
| ; OPT: define i1* @hoo1() local_unnamed_addr #0 { |
| ; OPT: ret i1* inttoptr (i64 -1 to i1*) |
| ; OPT: } |
| ; TO: define i8* @goo8() local_unnamed_addr #0 { |
| ; TO: ret i8* null |
| ; TO: } |
| ; TO: define i1* @goo1() local_unnamed_addr #0 { |
| ; TO: ret i1* null |
| ; TO: } |
| ; TO: define i8* @foo8() local_unnamed_addr #0 { |
| ; TO: ret i8* inttoptr (i64 -1 to i8*) |
| ; TO: } |
| ; TO: define i1* @foo1() local_unnamed_addr #0 { |
| ; TO: ret i1* inttoptr (i64 -1 to i1*) |
| ; TO: } |
| ; TO: define i8* @hoo8() local_unnamed_addr #0 { |
| ; TO: ret i8* inttoptr (i64 -1 to i8*) |
| ; TO: } |
| ; TO: define i1* @hoo1() local_unnamed_addr #0 { |
| ; TO: ret i1* inttoptr (i64 -1 to i1*) |
| ; TO: } |
| ; SCEV: Classifying expressions for: @goo8 |
| ; SCEV: %t = bitcast i8* getelementptr (i8, i8* inttoptr (i32 1 to i8*), i32 -1) to i8* |
| ; SCEV: --> (-1 + inttoptr (i32 1 to i8*)) |
| ; SCEV: Classifying expressions for: @goo1 |
| ; SCEV: %t = bitcast i1* getelementptr (i1, i1* inttoptr (i32 1 to i1*), i32 -1) to i1* |
| ; SCEV: --> (-1 + inttoptr (i32 1 to i1*)) |
| ; SCEV: Classifying expressions for: @foo8 |
| ; SCEV: %t = bitcast i8* getelementptr (i8, i8* inttoptr (i32 1 to i8*), i32 -2) to i8* |
| ; SCEV: --> (-2 + inttoptr (i32 1 to i8*)) |
| ; SCEV: Classifying expressions for: @foo1 |
| ; SCEV: %t = bitcast i1* getelementptr (i1, i1* inttoptr (i32 1 to i1*), i32 -2) to i1* |
| ; SCEV: --> (-2 + inttoptr (i32 1 to i1*)) |
| ; SCEV: Classifying expressions for: @hoo8 |
| ; SCEV: --> (-1 + null)<nuw><nsw> U: [-1,0) S: [-1,0) |
| ; SCEV: Classifying expressions for: @hoo1 |
| ; SCEV: --> (-1 + null)<nuw><nsw> U: [-1,0) S: [-1,0) |
| |
| define i8* @goo8() nounwind { |
| %t = bitcast i8* getelementptr (i8, i8* inttoptr (i32 1 to i8*), i32 -1) to i8* |
| ret i8* %t |
| } |
| define i1* @goo1() nounwind { |
| %t = bitcast i1* getelementptr (i1, i1* inttoptr (i32 1 to i1*), i32 -1) to i1* |
| ret i1* %t |
| } |
| define i8* @foo8() nounwind { |
| %t = bitcast i8* getelementptr (i8, i8* inttoptr (i32 1 to i8*), i32 -2) to i8* |
| ret i8* %t |
| } |
| define i1* @foo1() nounwind { |
| %t = bitcast i1* getelementptr (i1, i1* inttoptr (i32 1 to i1*), i32 -2) to i1* |
| ret i1* %t |
| } |
| define i8* @hoo8() nounwind { |
| %t = bitcast i8* getelementptr (i8, i8* inttoptr (i32 0 to i8*), i32 -1) to i8* |
| ret i8* %t |
| } |
| define i1* @hoo1() nounwind { |
| %t = bitcast i1* getelementptr (i1, i1* inttoptr (i32 0 to i1*), i32 -1) to i1* |
| ret i1* %t |
| } |
| |
| ; PLAIN: define i64 @fa() #0 { |
| ; PLAIN: %t = bitcast i64 mul (i64 ptrtoint ({ [7 x double], [7 x double] }* getelementptr ({ [7 x double], [7 x double] }, { [7 x double], [7 x double] }* null, i64 11) to i64), i64 15) to i64 |
| ; PLAIN: ret i64 %t |
| ; PLAIN: } |
| ; PLAIN: define i64 @fb() #0 { |
| ; PLAIN: %t = bitcast i64 ptrtoint ([13 x double]* getelementptr ({ i1, [13 x double] }, { i1, [13 x double] }* null, i64 0, i32 1) to i64) to i64 |
| ; PLAIN: ret i64 %t |
| ; PLAIN: } |
| ; PLAIN: define i64 @fc() #0 { |
| ; PLAIN: %t = bitcast i64 ptrtoint (double* getelementptr ({ double, double, double, double }, { double, double, double, double }* null, i64 0, i32 2) to i64) to i64 |
| ; PLAIN: ret i64 %t |
| ; PLAIN: } |
| ; PLAIN: define i64 @fd() #0 { |
| ; PLAIN: %t = bitcast i64 ptrtoint (double* getelementptr ([13 x double], [13 x double]* null, i64 0, i32 11) to i64) to i64 |
| ; PLAIN: ret i64 %t |
| ; PLAIN: } |
| ; PLAIN: define i64 @fe() #0 { |
| ; PLAIN: %t = bitcast i64 ptrtoint (double* getelementptr ({ double, float, double, double }, { double, float, double, double }* null, i64 0, i32 2) to i64) to i64 |
| ; PLAIN: ret i64 %t |
| ; PLAIN: } |
| ; PLAIN: define i64 @ff() #0 { |
| ; PLAIN: %t = bitcast i64 ptrtoint (<{ i16, i128 }>* getelementptr ({ i1, <{ i16, i128 }> }, { i1, <{ i16, i128 }> }* null, i64 0, i32 1) to i64) to i64 |
| ; PLAIN: ret i64 %t |
| ; PLAIN: } |
| ; PLAIN: define i64 @fg() #0 { |
| ; PLAIN: %t = bitcast i64 ptrtoint ({ double, double }* getelementptr ({ i1, { double, double } }, { i1, { double, double } }* null, i64 0, i32 1) to i64) to i64 |
| ; PLAIN: ret i64 %t |
| ; PLAIN: } |
| ; PLAIN: define i64 @fh() #0 { |
| ; PLAIN: %t = bitcast i64 ptrtoint (double** getelementptr (double*, double** null, i32 1) to i64) to i64 |
| ; PLAIN: ret i64 %t |
| ; PLAIN: } |
| ; PLAIN: define i64 @fi() #0 { |
| ; PLAIN: %t = bitcast i64 ptrtoint (double** getelementptr ({ i1, double* }, { i1, double* }* null, i64 0, i32 1) to i64) to i64 |
| ; PLAIN: ret i64 %t |
| ; PLAIN: } |
| ; OPT: define i64 @fa() local_unnamed_addr #0 { |
| ; OPT: ret i64 18480 |
| ; OPT: } |
| ; OPT: define i64 @fb() local_unnamed_addr #0 { |
| ; OPT: ret i64 8 |
| ; OPT: } |
| ; OPT: define i64 @fc() local_unnamed_addr #0 { |
| ; OPT: ret i64 16 |
| ; OPT: } |
| ; OPT: define i64 @fd() local_unnamed_addr #0 { |
| ; OPT: ret i64 88 |
| ; OPT: } |
| ; OPT: define i64 @fe() local_unnamed_addr #0 { |
| ; OPT: ret i64 16 |
| ; OPT: } |
| ; OPT: define i64 @ff() local_unnamed_addr #0 { |
| ; OPT: ret i64 1 |
| ; OPT: } |
| ; OPT: define i64 @fg() local_unnamed_addr #0 { |
| ; OPT: ret i64 8 |
| ; OPT: } |
| ; OPT: define i64 @fh() local_unnamed_addr #0 { |
| ; OPT: ret i64 8 |
| ; OPT: } |
| ; OPT: define i64 @fi() local_unnamed_addr #0 { |
| ; OPT: ret i64 8 |
| ; OPT: } |
| ; TO: define i64 @fa() local_unnamed_addr #0 { |
| ; TO: ret i64 18480 |
| ; TO: } |
| ; TO: define i64 @fb() local_unnamed_addr #0 { |
| ; TO: ret i64 8 |
| ; TO: } |
| ; TO: define i64 @fc() local_unnamed_addr #0 { |
| ; TO: ret i64 16 |
| ; TO: } |
| ; TO: define i64 @fd() local_unnamed_addr #0 { |
| ; TO: ret i64 88 |
| ; TO: } |
| ; TO: define i64 @fe() local_unnamed_addr #0 { |
| ; TO: ret i64 16 |
| ; TO: } |
| ; TO: define i64 @ff() local_unnamed_addr #0 { |
| ; TO: ret i64 1 |
| ; TO: } |
| ; TO: define i64 @fg() local_unnamed_addr #0 { |
| ; TO: ret i64 8 |
| ; TO: } |
| ; TO: define i64 @fh() local_unnamed_addr #0 { |
| ; TO: ret i64 8 |
| ; TO: } |
| ; TO: define i64 @fi() local_unnamed_addr #0 { |
| ; TO: ret i64 8 |
| ; TO: } |
| ; SCEV-LABEL: Classifying expressions for: @fa |
| ; SCEV: %t = bitcast i64 mul (i64 ptrtoint ({ [7 x double], [7 x double] }* getelementptr ({ [7 x double], [7 x double] }, { [7 x double], [7 x double] }* null, i64 11) to i64), i64 15) to i64 |
| ; SCEV: --> 18480 |
| ; SCEV-LABEL: Classifying expressions for: @fb |
| ; SCEV: %t = bitcast i64 ptrtoint ([13 x double]* getelementptr ({ i1, [13 x double] }, { i1, [13 x double] }* null, i64 0, i32 1) to i64) to i64 |
| ; SCEV: --> 8 |
| ; SCEV-LABEL: Classifying expressions for: @fc |
| ; SCEV: %t = bitcast i64 ptrtoint (double* getelementptr ({ double, double, double, double }, { double, double, double, double }* null, i64 0, i32 2) to i64) to i64 |
| ; SCEV: --> 16 |
| ; SCEV-LABEL: Classifying expressions for: @fd |
| ; SCEV: %t = bitcast i64 ptrtoint (double* getelementptr ([13 x double], [13 x double]* null, i64 0, i32 11) to i64) to i64 |
| ; SCEV: --> 88 |
| ; SCEV-LABEL: Classifying expressions for: @fe |
| ; SCEV: %t = bitcast i64 ptrtoint (double* getelementptr ({ double, float, double, double }, { double, float, double, double }* null, i64 0, i32 2) to i64) to i64 |
| ; SCEV: --> 16 |
| ; SCEV-LABEL: Classifying expressions for: @ff |
| ; SCEV: %t = bitcast i64 ptrtoint (<{ i16, i128 }>* getelementptr ({ i1, <{ i16, i128 }> }, { i1, <{ i16, i128 }> }* null, i64 0, i32 1) to i64) to i64 |
| ; SCEV: --> 1 |
| ; SCEV-LABEL: Classifying expressions for: @fg |
| ; SCEV: %t = bitcast i64 ptrtoint ({ double, double }* getelementptr ({ i1, { double, double } }, { i1, { double, double } }* null, i64 0, i32 1) to i64) to i64 |
| ; SCEV: --> 8 |
| ; SCEV-LABEL: Classifying expressions for: @fh |
| ; SCEV: %t = bitcast i64 ptrtoint (double** getelementptr (double*, double** null, i32 1) to i64) to i64 |
| ; SCEV: --> 8 |
| ; SCEV-LABEL: Classifying expressions for: @fi |
| ; SCEV: %t = bitcast i64 ptrtoint (double** getelementptr ({ i1, double* }, { i1, double* }* null, i64 0, i32 1) to i64) to i64 |
| ; SCEV: --> 8 |
| |
| define i64 @fa() nounwind { |
| %t = bitcast i64 mul (i64 3, i64 mul (i64 ptrtoint ({[7 x double], [7 x double]}* getelementptr ({[7 x double], [7 x double]}, {[7 x double], [7 x double]}* null, i64 11) to i64), i64 5)) to i64 |
| ret i64 %t |
| } |
| define i64 @fb() nounwind { |
| %t = bitcast i64 ptrtoint ([13 x double]* getelementptr ({i1, [13 x double]}, {i1, [13 x double]}* null, i64 0, i32 1) to i64) to i64 |
| ret i64 %t |
| } |
| define i64 @fc() nounwind { |
| %t = bitcast i64 ptrtoint (double* getelementptr ({double, double, double, double}, {double, double, double, double}* null, i64 0, i32 2) to i64) to i64 |
| ret i64 %t |
| } |
| define i64 @fd() nounwind { |
| %t = bitcast i64 ptrtoint (double* getelementptr ([13 x double], [13 x double]* null, i64 0, i32 11) to i64) to i64 |
| ret i64 %t |
| } |
| define i64 @fe() nounwind { |
| %t = bitcast i64 ptrtoint (double* getelementptr ({double, float, double, double}, {double, float, double, double}* null, i64 0, i32 2) to i64) to i64 |
| ret i64 %t |
| } |
| define i64 @ff() nounwind { |
| %t = bitcast i64 ptrtoint (<{ i16, i128 }>* getelementptr ({i1, <{ i16, i128 }>}, {i1, <{ i16, i128 }>}* null, i64 0, i32 1) to i64) to i64 |
| ret i64 %t |
| } |
| define i64 @fg() nounwind { |
| %t = bitcast i64 ptrtoint ({double, double}* getelementptr ({i1, {double, double}}, {i1, {double, double}}* null, i64 0, i32 1) to i64) to i64 |
| ret i64 %t |
| } |
| define i64 @fh() nounwind { |
| %t = bitcast i64 ptrtoint (double** getelementptr (double*, double** null, i32 1) to i64) to i64 |
| ret i64 %t |
| } |
| define i64 @fi() nounwind { |
| %t = bitcast i64 ptrtoint (double** getelementptr ({i1, double*}, {i1, double*}* null, i64 0, i32 1) to i64) to i64 |
| ret i64 %t |
| } |
| |
| ; PLAIN: define i64* @fM() #0 { |
| ; PLAIN: %t = bitcast i64* getelementptr (i64, i64* null, i32 1) to i64* |
| ; PLAIN: ret i64* %t |
| ; PLAIN: } |
| ; PLAIN: define i64* @fN() #0 { |
| ; PLAIN: %t = bitcast i64* getelementptr ({ i64, i64 }, { i64, i64 }* null, i32 0, i32 1) to i64* |
| ; PLAIN: ret i64* %t |
| ; PLAIN: } |
| ; PLAIN: define i64* @fO() #0 { |
| ; PLAIN: %t = bitcast i64* getelementptr ([2 x i64], [2 x i64]* null, i32 0, i32 1) to i64* |
| ; PLAIN: ret i64* %t |
| ; PLAIN: } |
| ; OPT: define i64* @fM() local_unnamed_addr #0 { |
| ; OPT: ret i64* inttoptr (i64 8 to i64*) |
| ; OPT: } |
| ; OPT: define i64* @fN() local_unnamed_addr #0 { |
| ; OPT: ret i64* inttoptr (i64 8 to i64*) |
| ; OPT: } |
| ; OPT: define i64* @fO() local_unnamed_addr #0 { |
| ; OPT: ret i64* inttoptr (i64 8 to i64*) |
| ; OPT: } |
| ; TO: define i64* @fM() local_unnamed_addr #0 { |
| ; TO: ret i64* inttoptr (i64 8 to i64*) |
| ; TO: } |
| ; TO: define i64* @fN() local_unnamed_addr #0 { |
| ; TO: ret i64* inttoptr (i64 8 to i64*) |
| ; TO: } |
| ; TO: define i64* @fO() local_unnamed_addr #0 { |
| ; TO: ret i64* inttoptr (i64 8 to i64*) |
| ; TO: } |
| ; SCEV: Classifying expressions for: @fM |
| ; SCEV: %t = bitcast i64* getelementptr (i64, i64* null, i32 1) to i64* |
| ; SCEV: --> (8 + null)<nuw><nsw> U: [8,9) S: [8,9) |
| ; SCEV: Classifying expressions for: @fN |
| ; SCEV: %t = bitcast i64* getelementptr ({ i64, i64 }, { i64, i64 }* null, i32 0, i32 1) to i64* |
| ; SCEV: --> (8 + null)<nuw><nsw> U: [8,9) S: [8,9) |
| ; SCEV: Classifying expressions for: @fO |
| ; SCEV: %t = bitcast i64* getelementptr ([2 x i64], [2 x i64]* null, i32 0, i32 1) to i64* |
| ; SCEV: --> (8 + null)<nuw><nsw> U: [8,9) S: [8,9) |
| |
| define i64* @fM() nounwind { |
| %t = bitcast i64* getelementptr (i64, i64* null, i32 1) to i64* |
| ret i64* %t |
| } |
| define i64* @fN() nounwind { |
| %t = bitcast i64* getelementptr ({ i64, i64 }, { i64, i64 }* null, i32 0, i32 1) to i64* |
| ret i64* %t |
| } |
| define i64* @fO() nounwind { |
| %t = bitcast i64* getelementptr ([2 x i64], [2 x i64]* null, i32 0, i32 1) to i64* |
| ret i64* %t |
| } |
| |
| ; PLAIN: define i32* @fZ() #0 { |
| ; PLAIN: %t = bitcast i32* getelementptr inbounds (i32, i32* getelementptr inbounds ([3 x { i32, i32 }], [3 x { i32, i32 }]* @ext, i64 0, i64 1, i32 0), i64 1) to i32* |
| ; PLAIN: ret i32* %t |
| ; PLAIN: } |
| ; OPT: define i32* @fZ() local_unnamed_addr #0 { |
| ; OPT: ret i32* getelementptr inbounds ([3 x { i32, i32 }], [3 x { i32, i32 }]* @ext, i64 0, i64 1, i32 1) |
| ; OPT: } |
| ; TO: define i32* @fZ() local_unnamed_addr #0 { |
| ; TO: ret i32* getelementptr inbounds ([3 x { i32, i32 }], [3 x { i32, i32 }]* @ext, i64 0, i64 1, i32 1) |
| ; TO: } |
| ; SCEV: Classifying expressions for: @fZ |
| ; SCEV: %t = bitcast i32* getelementptr inbounds (i32, i32* getelementptr inbounds ([3 x { i32, i32 }], [3 x { i32, i32 }]* @ext, i64 0, i64 1, i32 0), i64 1) to i32* |
| ; SCEV: --> (12 + @ext) |
| |
| define i32* @fZ() nounwind { |
| %t = bitcast i32* getelementptr inbounds (i32, i32* getelementptr inbounds ([3 x { i32, i32 }], [3 x { i32, i32 }]* @ext, i64 0, i64 1, i32 0), i64 1) to i32* |
| ret i32* %t |
| } |
| |
| ; PR15262 - Check GEP folding with casts between address spaces. |
| |
| @p0 = global [4 x i8] zeroinitializer, align 1 |
| @p12 = addrspace(12) global [4 x i8] zeroinitializer, align 1 |
| |
| define i8* @different_addrspace() nounwind noinline { |
| ; OPT: different_addrspace |
| %p = getelementptr inbounds i8, i8* addrspacecast ([4 x i8] addrspace(12)* @p12 to i8*), |
| i32 2 |
| ret i8* %p |
| ; OPT: ret i8* getelementptr ([4 x i8], [4 x i8]* addrspacecast ([4 x i8] addrspace(12)* @p12 to [4 x i8]*), i64 0, i64 2) |
| } |
| |
| define i8* @same_addrspace() nounwind noinline { |
| ; OPT: same_addrspace |
| %p = getelementptr inbounds i8, i8* bitcast ([4 x i8] * @p0 to i8*), i32 2 |
| ret i8* %p |
| ; OPT: ret i8* getelementptr inbounds ([4 x i8], [4 x i8]* @p0, i64 0, i64 2) |
| } |
| |
| @gv1 = internal global i32 1 |
| @gv2 = internal global [1 x i32] [ i32 2 ] |
| @gv3 = internal global [1 x i32] [ i32 2 ] |
| |
| ; Handled by TI-independent constant folder |
| define i1 @gv_gep_vs_gv() { |
| ret i1 icmp eq (i32* getelementptr inbounds ([1 x i32], [1 x i32]* @gv2, i32 0, i32 0), i32* @gv1) |
| } |
| ; PLAIN: gv_gep_vs_gv |
| ; PLAIN: ret i1 false |
| |
| define i1 @gv_gep_vs_gv_gep() { |
| ret i1 icmp eq (i32* getelementptr inbounds ([1 x i32], [1 x i32]* @gv2, i32 0, i32 0), i32* getelementptr inbounds ([1 x i32], [1 x i32]* @gv3, i32 0, i32 0)) |
| } |
| ; PLAIN: gv_gep_vs_gv_gep |
| ; PLAIN: ret i1 false |
| |
| ; CHECK: attributes #0 = { nounwind } |