forked from OSchip/llvm-project
70 lines
2.4 KiB
LLVM
70 lines
2.4 KiB
LLVM
; RUN: llvm-as < %s > %t1.bc
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; RUN: llvm-as < %p/Inputs/common.ll > %t2.bc
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; Test that the common merging (size + alignment) is properly handled
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; Client marked the "large with little alignment" one as prevailing
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; RUN: llvm-lto2 %t1.bc %t2.bc -o %t.o -save-temps \
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; RUN: -r %t1.bc,v,x \
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; RUN: -r %t2.bc,v,px \
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; RUN: -r %t1.bc,foo,px \
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; RUN: -r %t2.bc,bar,px
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; RUN: llvm-dis < %t.o.0.0.preopt.bc | FileCheck %s --check-prefix=LARGE-PREVAILED
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; Same as before, but reversing the order of the inputs
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; RUN: llvm-lto2 %t2.bc %t1.bc -o %t.o -save-temps \
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; RUN: -r %t1.bc,v,x \
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; RUN: -r %t2.bc,v,px \
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; RUN: -r %t1.bc,foo,px \
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; RUN: -r %t2.bc,bar,px
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; RUN: llvm-dis < %t.o.0.0.preopt.bc | FileCheck %s --check-prefix=LARGE-PREVAILED
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; Client marked the "small with large alignment" one as prevailing
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; RUN: llvm-lto2 %t1.bc %t2.bc -o %t.o -save-temps \
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; RUN: -r %t1.bc,v,px \
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; RUN: -r %t2.bc,v,x \
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; RUN: -r %t1.bc,foo,px \
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; RUN: -r %t2.bc,bar,px
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; RUN: llvm-dis < %t.o.0.0.preopt.bc | FileCheck %s --check-prefix=SMALL-PREVAILED
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; Same as before, but reversing the order of the inputs
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; RUN: llvm-lto2 %t2.bc %t1.bc -o %t.o -save-temps \
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; RUN: -r %t1.bc,v,px \
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; RUN: -r %t2.bc,v,x \
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; RUN: -r %t1.bc,foo,px \
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; RUN: -r %t2.bc,bar,px
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; RUN: llvm-dis < %t.o.0.0.preopt.bc | FileCheck %s --check-prefix=SMALL-PREVAILED
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; Client didn't mark any as prevailing, we keep the first one we see as "external"
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; RUN: llvm-lto2 %t1.bc %t2.bc -o %t.o -save-temps \
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; RUN: -r %t1.bc,v,x \
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; RUN: -r %t2.bc,v,x \
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; RUN: -r %t1.bc,foo,px \
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; RUN: -r %t2.bc,bar,px
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; RUN: llvm-dis < %t.o.0.0.preopt.bc | FileCheck %s --check-prefix=NONE-PREVAILED1
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; Same as before, but reversing the order of the inputs
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; RUN: llvm-lto2 %t2.bc %t1.bc -o %t.o -save-temps \
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; RUN: -r %t1.bc,v,x \
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; RUN: -r %t2.bc,v,x \
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; RUN: -r %t1.bc,foo,px \
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; RUN: -r %t2.bc,bar,px
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; RUN: llvm-dis < %t.o.0.0.preopt.bc | FileCheck %s --check-prefix=NONE-PREVAILED2
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target triple = "x86_64-apple-macosx10.11.0"
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@v = common global i8 0, align 8
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; LARGE-PREVAILED: @v = common global i16 0, align 8
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; SMALL-PREVAILED: @v = common global [2 x i8] zeroinitializer, align 8
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; In this case the first was kept as external, but we created a new merged
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; common due to the second requiring a larger size:
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; NONE-PREVAILED1: @v = common global [2 x i8] zeroinitializer, align 8
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; NONE-PREVAILED2: @v = external global i16, align 8
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define i8 *@foo() {
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ret i8 *@v
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}
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