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gas_data_sizes.S: make PIE for all ISAs

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Ciro Santilli 六四事件 法轮功
2019-05-09 00:00:02 +00:00
parent 7014d34576
commit 5d774c0947
3 changed files with 7 additions and 4 deletions
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4
README.adoc
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@@ -11788,7 +11788,7 @@ Conclusion:
[options="header"] [options="header"]
|=== |===
|byte |word |long |quad |octa |.byte |.word |.long |.quad |.octa
|x86 |x86
|1 |1
@@ -11813,7 +11813,7 @@ Conclusion:
|=== |===
and also keep in mind that: and also keep in mind that according to the manual:
* `.int` is the same as `.long` * `.int` is the same as `.long`
* `.hword` is the same as `.short` which is usually the same as `.word` * `.hword` is the same as `.short` which is usually the same as `.word`

2
userland/arch/x86_64/common_arch.h
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@@ -3,6 +3,8 @@
#ifndef COMMON_ARCH_H #ifndef COMMON_ARCH_H
#define COMMON_ARCH_H #define COMMON_ARCH_H
/* This and other macros may make C function calls, and therefore can destroy
* non-callee saved registers. */
#define ASSERT_EQ(general1, general2) \ #define ASSERT_EQ(general1, general2) \
mov general2, %rdi; \ mov general2, %rdi; \
push %rdi; \ push %rdi; \

5
userland/arch/x86_64/gas_data_sizes.S
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@@ -4,8 +4,9 @@
ENTRY ENTRY
#define ASSERT_DIFF(label1, label2, result) \ #define ASSERT_DIFF(label1, label2, result) \
mov $label2, %rax; \ lea label2(%rip), %rax; \
sub $label1, %rax; \ lea label1(%rip), %rbx; \
sub %rbx, %rax; \
ASSERT_EQ(%rax, $result) ASSERT_EQ(%rax, $result)
ASSERT_DIFF(mybyte, myword, 1) ASSERT_DIFF(mybyte, myword, 1)