; "PLAIN" - No optimizations. This tests the target-independent ; constant folder. ; RUN: opt -S -o - %s | FileCheck --check-prefix=PLAIN %s target datalayout = "e-p:128:128:128-p1:32:32:32-p2:8:8:8-p3:16:16:16-p4:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:32" ; 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 ptr addrspace(1) getelementptr (i8, ptr addrspace(1) inttoptr (i32 1 to ptr addrspace(1)), i32 -1) @G8 = global ptr addrspace(1) getelementptr (i8, ptr addrspace(1) inttoptr (i32 1 to ptr addrspace(1)), i32 -1) ; PLAIN: @G1 = global ptr addrspace(2) getelementptr (i1, ptr addrspace(2) inttoptr (i8 1 to ptr addrspace(2)), i8 -1) @G1 = global ptr addrspace(2) getelementptr (i1, ptr addrspace(2) inttoptr (i8 1 to ptr addrspace(2)), i8 -1) ; PLAIN: @F8 = global ptr addrspace(1) getelementptr (i8, ptr addrspace(1) inttoptr (i32 1 to ptr addrspace(1)), i32 -2) @F8 = global ptr addrspace(1) getelementptr (i8, ptr addrspace(1) inttoptr (i32 1 to ptr addrspace(1)), i32 -2) ; PLAIN: @F1 = global ptr addrspace(2) getelementptr (i1, ptr addrspace(2) inttoptr (i8 1 to ptr addrspace(2)), i8 -2) @F1 = global ptr addrspace(2) getelementptr (i1, ptr addrspace(2) inttoptr (i8 1 to ptr addrspace(2)), i8 -2) ; PLAIN: @H8 = global ptr addrspace(1) getelementptr (i8, ptr addrspace(1) null, i32 -1) @H8 = global ptr addrspace(1) getelementptr (i8, ptr addrspace(1) inttoptr (i32 0 to ptr addrspace(1)), i32 -1) ; PLAIN: @H1 = global ptr addrspace(2) getelementptr (i1, ptr addrspace(2) null, i8 -1) @H1 = global ptr addrspace(2) getelementptr (i1, ptr addrspace(2) inttoptr (i8 0 to ptr addrspace(2)), i8 -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-X: @a = constant i64 mul (i64 ptrtoint (ptr addrspace(4) getelementptr (double, ptr addrspace(4) null, i32 1) to i64), i64 2310) @a = constant i64 mul (i64 3, i64 mul (i64 ptrtoint (ptr addrspace(4) getelementptr ({[7 x double], [7 x double]}, ptr addrspace(4) null, i64 11) to i64), i64 5)) ; PLAIN-X: @b = constant i64 ptrtoint (ptr addrspace(4) getelementptr ({ i1, double }, ptr null, i64 0, i32 1) to i64) @b = constant i64 ptrtoint (ptr addrspace(4) getelementptr ({i1, [13 x double]}, ptr addrspace(4) null, i64 0, i32 1) to i64) ; PLAIN-X: @c = constant i64 mul nuw (i64 ptrtoint (ptr addrspace(4) getelementptr (double, ptr addrspace(4) null, i32 1) to i64), i64 2) @c = constant i64 ptrtoint (ptr addrspace(4) getelementptr ({double, double, double, double}, ptr addrspace(4) null, i64 0, i32 2) to i64) ; PLAIN-X: @d = constant i64 mul nuw (i64 ptrtoint (ptr addrspace(4) getelementptr (double, ptr addrspace(4) null, i32 1) to i64), i64 11) @d = constant i64 ptrtoint (ptr addrspace(4) getelementptr ([13 x double], ptr addrspace(4) null, i64 0, i32 11) to i64) ; PLAIN-X: @e = constant i64 ptrtoint (ptr addrspace(4) getelementptr ({ double, float, double, double }, ptr null, i64 0, i32 2) to i64) @e = constant i64 ptrtoint (ptr addrspace(4) getelementptr ({double, float, double, double}, ptr addrspace(4) null, i64 0, i32 2) to i64) ; PLAIN-X: @f = constant i64 1 @f = constant i64 ptrtoint (ptr addrspace(4) getelementptr ({i1, <{ i16, i128 }>}, ptr addrspace(4) null, i64 0, i32 1) to i64) ; PLAIN-X: @g = constant i64 ptrtoint (ptr addrspace(4) getelementptr ({ i1, double }, ptr null, i64 0, i32 1) to i64) @g = constant i64 ptrtoint (ptr addrspace(4) getelementptr ({i1, {double, double}}, ptr addrspace(4) null, i64 0, i32 1) to i64) ; PLAIN-X: @h = constant i64 ptrtoint (ptr addrspace(2) getelementptr (i1, ptr addrspace(2) null, i32 1) to i64) @h = constant i64 ptrtoint (ptr addrspace(4) getelementptr (double, ptr addrspace(4) null, i64 1) to i64) ; PLAIN-X: @i = constant i64 ptrtoint (ptr addrspace(2) getelementptr ({ i1, ptr addrspace(2) }, ptr null, i64 0, i32 1) to i64) @i = constant i64 ptrtoint (ptr addrspace(4) getelementptr ({i1, double}, ptr addrspace(4) null, i64 0, i32 1) to i64) ; The target-dependent folder should cast GEP indices to integer-sized pointers. ; PLAIN: @M = constant ptr addrspace(4) getelementptr (i64, ptr addrspace(4) null, i32 1) ; PLAIN: @N = constant ptr addrspace(4) getelementptr ({ i64, i64 }, ptr addrspace(4) null, i32 0, i32 1) ; PLAIN: @O = constant ptr addrspace(4) getelementptr ([2 x i64], ptr addrspace(4) null, i32 0, i32 1) @M = constant ptr addrspace(4) getelementptr (i64, ptr addrspace(4) null, i32 1) @N = constant ptr addrspace(4) getelementptr ({ i64, i64 }, ptr addrspace(4) null, i32 0, i32 1) @O = constant ptr addrspace(4) getelementptr ([2 x i64], ptr addrspace(4) null, i32 0, i32 1) ; Fold GEP of a GEP. Very simple cases are folded. ; PLAIN-X: @Y = global ptraddrspace(3) getelementptr inbounds ([3 x { i32, i32 }], ptraddrspace(3) @ext, i64 2) @ext = external addrspace(3) global [3 x { i32, i32 }] @Y = global ptr addrspace(3) getelementptr inbounds ([3 x { i32, i32 }], ptr addrspace(3) getelementptr inbounds ([3 x { i32, i32 }], ptr addrspace(3) @ext, i64 1), i64 1) ; PLAIN-X: @Z = global ptraddrspace(3) getelementptr inbounds (i32, ptr addrspace(3) getelementptr inbounds ([3 x { i32, i32 }], ptr addrspace(3) @ext, i64 0, i64 1, i32 0), i64 1) @Z = global ptr addrspace(3) getelementptr inbounds (i32, ptr addrspace(3) getelementptr inbounds ([3 x { i32, i32 }], ptr addrspace(3) @ext, i64 0, i64 1, i32 0), i64 1) ; Duplicate all of the above as function return values rather than ; global initializers. ; PLAIN: define ptr addrspace(1) @goo8() #0 { ; PLAIN: %t = bitcast ptr addrspace(1) getelementptr (i8, ptr addrspace(1) inttoptr (i32 1 to ptr addrspace(1)), i32 -1) to ptr addrspace(1) ; PLAIN: ret ptr addrspace(1) %t ; PLAIN: } ; PLAIN: define ptr addrspace(2) @goo1() #0 { ; PLAIN: %t = bitcast ptr addrspace(2) getelementptr (i1, ptr addrspace(2) inttoptr (i32 1 to ptr addrspace(2)), i32 -1) to ptr addrspace(2) ; PLAIN: ret ptr addrspace(2) %t ; PLAIN: } ; PLAIN: define ptr addrspace(1) @foo8() #0 { ; PLAIN: %t = bitcast ptr addrspace(1) getelementptr (i8, ptr addrspace(1) inttoptr (i32 1 to ptr addrspace(1)), i32 -2) to ptr addrspace(1) ; PLAIN: ret ptr addrspace(1) %t ; PLAIN: } ; PLAIN: define ptr addrspace(2) @foo1() #0 { ; PLAIN: %t = bitcast ptr addrspace(2) getelementptr (i1, ptr addrspace(2) inttoptr (i32 1 to ptr addrspace(2)), i32 -2) to ptr addrspace(2) ; PLAIN: ret ptr addrspace(2) %t ; PLAIN: } ; PLAIN: define ptr addrspace(1) @hoo8() #0 { ; PLAIN: %t = bitcast ptr addrspace(1) getelementptr (i8, ptr addrspace(1) null, i32 -1) to ptr addrspace(1) ; PLAIN: ret ptr addrspace(1) %t ; PLAIN: } ; PLAIN: define ptr addrspace(2) @hoo1() #0 { ; PLAIN: %t = bitcast ptr addrspace(2) getelementptr (i1, ptr addrspace(2) null, i32 -1) to ptr addrspace(2) ; PLAIN: ret ptr addrspace(2) %t ; PLAIN: } define ptr addrspace(1) @goo8() #0 { %t = bitcast ptr addrspace(1) getelementptr (i8, ptr addrspace(1) inttoptr (i32 1 to ptr addrspace(1)), i32 -1) to ptr addrspace(1) ret ptr addrspace(1) %t } define ptr addrspace(2) @goo1() #0 { %t = bitcast ptr addrspace(2) getelementptr (i1, ptr addrspace(2) inttoptr (i32 1 to ptr addrspace(2)), i32 -1) to ptr addrspace(2) ret ptr addrspace(2) %t } define ptr addrspace(1) @foo8() #0 { %t = bitcast ptr addrspace(1) getelementptr (i8, ptr addrspace(1) inttoptr (i32 1 to ptr addrspace(1)), i32 -2) to ptr addrspace(1) ret ptr addrspace(1) %t } define ptr addrspace(2) @foo1() #0 { %t = bitcast ptr addrspace(2) getelementptr (i1, ptr addrspace(2) inttoptr (i32 1 to ptr addrspace(2)), i32 -2) to ptr addrspace(2) ret ptr addrspace(2) %t } define ptr addrspace(1) @hoo8() #0 { %t = bitcast ptr addrspace(1) getelementptr (i8, ptr addrspace(1) inttoptr (i32 0 to ptr addrspace(1)), i32 -1) to ptr addrspace(1) ret ptr addrspace(1) %t } define ptr addrspace(2) @hoo1() #0 { %t = bitcast ptr addrspace(2) getelementptr (i1, ptr addrspace(2) inttoptr (i32 0 to ptr addrspace(2)), i32 -1) to ptr addrspace(2) ret ptr addrspace(2) %t } ; PLAIN-X: define i64 @fa() #0 { ; PLAIN-X: %t = bitcast i64 mul (i64 ptrtoint (ptr addrspace(4) getelementptr (double, ptr addrspace(4) null, i32 1) to i64), i64 2310) to i64 ; PLAIN-X: ret i64 %t ; PLAIN-X: } ; PLAIN-X: define i64 @fb() #0 { ; PLAIN-X: %t = bitcast i64 ptrtoint (ptr addrspace(4) getelementptr ({ i1, double }, ptr null, i64 0, i32 1) to i64) to i64 ; PLAIN-X: ret i64 %t ; PLAIN-X: } ; PLAIN-X: define i64 @fc() #0 { ; PLAIN-X: %t = bitcast i64 mul nuw (i64 ptrtoint (ptr addrspace(4) getelementptr (double, ptr addrspace(4) null, i32 1) to i64), i64 2) to i64 ; PLAIN-X: ret i64 %t ; PLAIN-X: } ; PLAIN-X: define i64 @fd() #0 { ; PLAIN-X: %t = bitcast i64 mul nuw (i64 ptrtoint (ptr addrspace(4) getelementptr (double, ptr addrspace(4) null, i32 1) to i64), i64 11) to i64 ; PLAIN-X: ret i64 %t ; PLAIN-X: } ; PLAIN-X: define i64 @fe() #0 { ; PLAIN-X: %t = bitcast i64 ptrtoint (ptr addrspace(4) getelementptr ({ double, float, double, double }, ptr null, i64 0, i32 2) to i64) to i64 ; PLAIN-X: ret i64 %t ; PLAIN-X: } ; PLAIN-X: define i64 @ff() #0 { ; PLAIN-X: %t = bitcast i64 1 to i64 ; PLAIN-X: ret i64 %t ; PLAIN-X: } ; PLAIN-X: define i64 @fg() #0 { ; PLAIN-X: %t = bitcast i64 ptrtoint (ptr addrspace(4) getelementptr ({ i1, double }, ptr null, i64 0, i32 1) to i64) to i64 ; PLAIN-X: ret i64 %t ; PLAIN-X: } ; PLAIN-X: define i64 @fh() #0 { ; PLAIN-X: %t = bitcast i64 ptrtoint (ptr addrspace(2) getelementptr (i1, ptr addrspace(2) null, i32 1) to i64) to i64 ; PLAIN-X: ret i64 %t ; PLAIN-X: } ; PLAIN-X: define i64 @fi() #0 { ; PLAIN-X: %t = bitcast i64 ptrtoint (ptr addrspace(2) getelementptr ({ i1, ptr addrspace(2) }, ptr null, i64 0, i32 1) to i64) to i64 ; PLAIN-X: ret i64 %t ; PLAIN-X: } define i64 @fa() #0 { %t = bitcast i64 mul (i64 3, i64 mul (i64 ptrtoint (ptr getelementptr ({[7 x double], [7 x double]}, ptr null, i64 11) to i64), i64 5)) to i64 ret i64 %t } define i64 @fb() #0 { %t = bitcast i64 ptrtoint (ptr addrspace(4) getelementptr ({i1, [13 x double]}, ptr addrspace(4) null, i64 0, i32 1) to i64) to i64 ret i64 %t } define i64 @fc() #0 { %t = bitcast i64 ptrtoint (ptr addrspace(4) getelementptr ({double, double, double, double}, ptr addrspace(4) null, i64 0, i32 2) to i64) to i64 ret i64 %t } define i64 @fd() #0 { %t = bitcast i64 ptrtoint (ptr addrspace(4) getelementptr ([13 x double], ptr addrspace(4) null, i64 0, i32 11) to i64) to i64 ret i64 %t } define i64 @fe() #0 { %t = bitcast i64 ptrtoint (ptr addrspace(4) getelementptr ({double, float, double, double}, ptr addrspace(4) null, i64 0, i32 2) to i64) to i64 ret i64 %t } define i64 @ff() #0 { %t = bitcast i64 ptrtoint (ptr addrspace(4) getelementptr ({i1, <{ i16, i128 }>}, ptr addrspace(4) null, i64 0, i32 1) to i64) to i64 ret i64 %t } define i64 @fg() #0 { %t = bitcast i64 ptrtoint (ptr addrspace(4) getelementptr ({i1, {double, double}}, ptr addrspace(4) null, i64 0, i32 1) to i64) to i64 ret i64 %t } define i64 @fh() #0 { %t = bitcast i64 ptrtoint (ptr addrspace(4) getelementptr (double, ptr addrspace(4) null, i32 1) to i64) to i64 ret i64 %t } define i64 @fi() #0 { %t = bitcast i64 ptrtoint (ptr addrspace(4) getelementptr ({i1, double}, ptr addrspace(4) null, i64 0, i32 1) to i64) to i64 ret i64 %t } ; PLAIN: define ptr @fM() #0 { ; PLAIN: %t = bitcast ptr getelementptr (i64, ptr null, i32 1) to ptr ; PLAIN: ret ptr %t ; PLAIN: } ; PLAIN: define ptr @fN() #0 { ; PLAIN: %t = bitcast ptr getelementptr ({ i64, i64 }, ptr null, i32 0, i32 1) to ptr ; PLAIN: ret ptr %t ; PLAIN: } ; PLAIN: define ptr @fO() #0 { ; PLAIN: %t = bitcast ptr getelementptr ([2 x i64], ptr null, i32 0, i32 1) to ptr ; PLAIN: ret ptr %t ; PLAIN: } define ptr @fM() #0 { %t = bitcast ptr getelementptr (i64, ptr null, i32 1) to ptr ret ptr %t } define ptr @fN() #0 { %t = bitcast ptr getelementptr ({ i64, i64 }, ptr null, i32 0, i32 1) to ptr ret ptr %t } define ptr @fO() #0 { %t = bitcast ptr getelementptr ([2 x i64], ptr null, i32 0, i32 1) to ptr ret ptr %t } ; PLAIN: define ptr addrspace(1) @fZ() #0 { ; PLAIN: %t = bitcast ptr addrspace(1) getelementptr inbounds (i32, ptr addrspace(1) getelementptr inbounds ([3 x { i32, i32 }], ptr addrspace(1) @ext2, i64 0, i64 1, i32 0), i64 1) to ptr addrspace(1) ; PLAIN: ret ptr addrspace(1) %t ; PLAIN: } @ext2 = external addrspace(1) global [3 x { i32, i32 }] define ptr addrspace(1) @fZ() #0 { %t = bitcast ptr addrspace(1) getelementptr inbounds (i32, ptr addrspace(1) getelementptr inbounds ([3 x { i32, i32 }], ptr addrspace(1) @ext2, i64 0, i64 1, i32 0), i64 1) to ptr addrspace(1) ret ptr addrspace(1) %t } attributes #0 = { nounwind }