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Make sure the i386 sysv stack is aligned #218

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Merged
merged 1 commit into from
Jan 26, 2023
Merged

Make sure the i386 sysv stack is aligned #218

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4 changes: 2 additions & 2 deletions src/asm/make_i386_sysv_elf_gas.S
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Original file line number Diff line number Diff line change
Expand Up @@ -40,8 +40,8 @@ make_fcontext:
/* shift address in EAX to lower 16 byte boundary */
andl $-16, %eax

/* reserve space for context-data on context-stack */
leal -0x2c(%eax), %eax
/* reserve space for context-data on context-stack, and align the stack */
leal -0x30(%eax), %eax

/* third arg of make_fcontext() == address of context-function */
/* stored in EBX */
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4 changes: 2 additions & 2 deletions src/asm/make_i386_sysv_macho_gas.S
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Original file line number Diff line number Diff line change
Expand Up @@ -38,8 +38,8 @@ _make_fcontext:
/* shift address in EAX to lower 16 byte boundary */
andl $-16, %eax

/* reserve space for context-data on context-stack */
leal -0x2c(%eax), %eax
/* reserve space for context-data on context-stack, and align the stack */
leal -0x30(%eax), %eax

/* third arg of make_fcontext() == address of context-function */
/* stored in EBX */
Expand Down