derek.holloway
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34 lines
1.0 KiB
Plaintext
34 lines
1.0 KiB
Plaintext
# Check that BOLT marks segment containing .bolt_reserved as executable
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# RUN: split-file %s %t
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# RUN: %clang %cflags %t/src.c -Wl,--script=%t/ld.script -Wl,-q -o %t.exe
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# Confirm the segment is not executable
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# RUN: llvm-readelf -We %t.exe | FileCheck %s --check-prefix=CHECK-SEG-BEFORE
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# Capture section VMA and offset
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# CHECK-SEG-BEFORE: Section Headers:
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# CHECK-SEG-BEFORE: .bolt.reserved PROGBITS [[#ADDR:]] [[#OFF:]]
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# Config segment flags
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# CHECK-SEG-BEFORE: Program Headers:
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# CHECK-SEG-BEFORE: LOAD 0x{{0*}}[[#OFF]] 0x{{0*}}[[#ADDR]] {{.*}} R 0x200000
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# RUN: llvm-bolt %t.exe -o %t.bolt
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# Confirm the segment is now marked as executable
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# RUN: llvm-readelf -We %t.bolt | FileCheck %s --check-prefix=CHECK-SEG-AFTER
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# CHECK-SEG-AFTER: .bolt.reserved PROGBITS [[#ADDR:]] [[#OFF:]]
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# CHECK-SEG-AFTER: LOAD 0x{{0*}}[[#OFF]] 0x{{0*}}[[#ADDR]] {{.*}} R E 0x200000
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#--- src.c
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int main() { return 0; }
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#--- ld.script
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SECTIONS {
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.bolt.reserved : ALIGN(2M) {
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__bolt_reserved_start = .;
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. += 2M;
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__bolt_reserved_end = .;
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}
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} INSERT AFTER .text;
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