gcc/gcc/config/i386/i386.md - Issue 2870084: [binutils] Use "scasb %nacl:(%rdi),%al,%r15" pseudocommand, not series of commands

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Unified Diff: gcc/gcc/config/i386/i386.md

Issue 2870084: [binutils] Use "scasb %nacl:(%rdi),%al,%r15" pseudocommand, not series of commands (Closed) Base URL: ssh://git@gitrw.chromium.org:9222/nacl-toolchain.git

Patch Set: Created 10 years, 5 months ago

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Index: gcc/gcc/config/i386/i386.md

diff --git a/gcc/gcc/config/i386/i386.md b/gcc/gcc/config/i386/i386.md

index a29f022909e98dbf78c9ba02a5e62515825be23b..be9d78491424c098a631591b356faef05278c9c1 100644

--- a/gcc/gcc/config/i386/i386.md

+++ b/gcc/gcc/config/i386/i386.md

@@ -20368,9 +20368,7 @@

{

if (TARGET_NACL)

{

- /* Note: %rdi is used, but in reality it's memory read, not store */

- return "movl\t%%edi, %%edi\nleaq\t(%%r15,%%rdi), %%rdi\n"

- "repnz scasb"

+ return "repnz scasb %%nacl:(%%rdi),%%al,%%r15"

"\nmovl\t%%edi, %%edi";

}

else

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