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Use R*_LP to load pointer and operate on stack

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H.J. Lu 2012-05-15 14:25:31 -07:00
parent d86813a021
commit f16af74217
2 changed files with 44 additions and 31 deletions
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12
nptl/ChangeLog
View File

@ -1,3 +1,15 @@
2012-05-15 H.J. Lu <hongjiu.lu@intel.com>
* sysdeps/unix/sysv/linux/x86_64/lowlevellock.h (lll_lock): Load
futex pointer into RDI_LP. Use RSP_LP to operate on stack.
(lll_robust_lock): Likewise.
(lll_cond_lock): Likewise.
(lll_robust_cond_lock): Likewise.
(lll_timedlock): Likewise.
(lll_robust_timedlock): Likewise.
(lll_unlock): Likewise.
(lll_robust_unlock): Likewise.
2012-05-15 H.J. Lu <hongjiu.lu@intel.com>
* sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S: Use

63
nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.h
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@ -1,4 +1,5 @@
/* Copyright (C) 2002-2004, 2006-2008, 2009 Free Software Foundation, Inc.
/* Copyright (C) 2002-2004, 2006-2008, 2009, 2012
Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
@ -298,10 +299,10 @@ LLL_STUB_UNWIND_INFO_END
".subsection 1\n\t" \
".type _L_lock_%=, @function\n" \
"_L_lock_%=:\n" \
"1:\tleaq %2, %%rdi\n" \
"2:\tsubq $128, %%rsp\n" \
"1:\tlea %2, %%" RDI_LP "\n" \
"2:\tsub $128, %%" RSP_LP "\n" \
"3:\tcallq __lll_lock_wait_private\n" \
"4:\taddq $128, %%rsp\n" \
"4:\tadd $128, %%" RSP_LP "\n" \
"5:\tjmp 24f\n" \
"6:\t.size _L_lock_%=, 6b-1b\n\t" \
".previous\n" \
@ -316,10 +317,10 @@ LLL_STUB_UNWIND_INFO_END
".subsection 1\n\t" \
".type _L_lock_%=, @function\n" \
"_L_lock_%=:\n" \
"1:\tleaq %2, %%rdi\n" \
"2:\tsubq $128, %%rsp\n" \
"1:\tlea %2, %%" RDI_LP "\n" \
"2:\tsub $128, %%" RSP_LP "\n" \
"3:\tcallq __lll_lock_wait\n" \
"4:\taddq $128, %%rsp\n" \
"4:\tadd $128, %%" RSP_LP "\n" \
"5:\tjmp 24f\n" \
"6:\t.size _L_lock_%=, 6b-1b\n\t" \
".previous\n" \
@ -338,10 +339,10 @@ LLL_STUB_UNWIND_INFO_END
".subsection 1\n\t" \
".type _L_robust_lock_%=, @function\n" \
"_L_robust_lock_%=:\n" \
"1:\tleaq %2, %%rdi\n" \
"2:\tsubq $128, %%rsp\n" \
"1:\tlea %2, %%" RDI_LP "\n" \
"2:\tsub $128, %%" RSP_LP "\n" \
"3:\tcallq __lll_robust_lock_wait\n" \
"4:\taddq $128, %%rsp\n" \
"4:\tadd $128, %%" RSP_LP "\n" \
"5:\tjmp 24f\n" \
"6:\t.size _L_robust_lock_%=, 6b-1b\n\t" \
".previous\n" \
@ -361,10 +362,10 @@ LLL_STUB_UNWIND_INFO_END
".subsection 1\n\t" \
".type _L_cond_lock_%=, @function\n" \
"_L_cond_lock_%=:\n" \
"1:\tleaq %2, %%rdi\n" \
"2:\tsubq $128, %%rsp\n" \
"1:\tlea %2, %%" RDI_LP "\n" \
"2:\tsub $128, %%" RSP_LP "\n" \
"3:\tcallq __lll_lock_wait\n" \
"4:\taddq $128, %%rsp\n" \
"4:\tadd $128, %%" RSP_LP "\n" \
"5:\tjmp 24f\n" \
"6:\t.size _L_cond_lock_%=, 6b-1b\n\t" \
".previous\n" \
@ -383,10 +384,10 @@ LLL_STUB_UNWIND_INFO_END
".subsection 1\n\t" \
".type _L_robust_cond_lock_%=, @function\n" \
"_L_robust_cond_lock_%=:\n" \
"1:\tleaq %2, %%rdi\n" \
"2:\tsubq $128, %%rsp\n" \
"1:\tlea %2, %%" RDI_LP "\n" \
"2:\tsub $128, %%" RSP_LP "\n" \
"3:\tcallq __lll_robust_lock_wait\n" \
"4:\taddq $128, %%rsp\n" \
"4:\tadd $128, %%" RSP_LP "\n" \
"5:\tjmp 24f\n" \
"6:\t.size _L_robust_cond_lock_%=, 6b-1b\n\t" \
".previous\n" \
@ -406,11 +407,11 @@ LLL_STUB_UNWIND_INFO_END
".subsection 1\n\t" \
".type _L_timedlock_%=, @function\n" \
"_L_timedlock_%=:\n" \
"1:\tleaq %4, %%rdi\n" \
"1:\tlea %4, %%" RDI_LP "\n" \
"0:\tmov %8, %%" RDX_LP "\n" \
"2:\tsubq $128, %%rsp\n" \
"2:\tsub $128, %%" RSP_LP "\n" \
"3:\tcallq __lll_timedlock_wait\n" \
"4:\taddq $128, %%rsp\n" \
"4:\tadd $128, %%" RSP_LP "\n" \
"5:\tjmp 24f\n" \
"6:\t.size _L_timedlock_%=, 6b-1b\n\t" \
".previous\n" \
@ -430,11 +431,11 @@ LLL_STUB_UNWIND_INFO_END
".subsection 1\n\t" \
".type _L_robust_timedlock_%=, @function\n" \
"_L_robust_timedlock_%=:\n" \
"1:\tleaq %4, %%rdi\n" \
"1:\tlea %4, %%" RDI_LP "\n" \
"0:\tmov %8, %%" RDX_LP "\n" \
"2:\tsubq $128, %%rsp\n" \
"2:\tsub $128, %%" RSP_LP "\n" \
"3:\tcallq __lll_robust_timedlock_wait\n" \
"4:\taddq $128, %%rsp\n" \
"4:\tadd $128, %%" RSP_LP "\n" \
"5:\tjmp 24f\n" \
"6:\t.size _L_robust_timedlock_%=, 6b-1b\n\t" \
".previous\n" \
@ -468,10 +469,10 @@ LLL_STUB_UNWIND_INFO_END
".subsection 1\n\t" \
".type _L_unlock_%=, @function\n" \
"_L_unlock_%=:\n" \
"1:\tleaq %0, %%rdi\n" \
"2:\tsubq $128, %%rsp\n" \
"1:\tlea %0, %%" RDI_LP "\n" \
"2:\tsub $128, %%" RSP_LP "\n" \
"3:\tcallq __lll_unlock_wake_private\n" \
"4:\taddq $128, %%rsp\n" \
"4:\tadd $128, %%" RSP_LP "\n" \
"5:\tjmp 24f\n" \
"6:\t.size _L_unlock_%=, 6b-1b\n\t" \
".previous\n" \
@ -485,10 +486,10 @@ LLL_STUB_UNWIND_INFO_END
".subsection 1\n\t" \
".type _L_unlock_%=, @function\n" \
"_L_unlock_%=:\n" \
"1:\tleaq %0, %%rdi\n" \
"2:\tsubq $128, %%rsp\n" \
"1:\tlea %0, %%" RDI_LP "\n" \
"2:\tsub $128, %%" RSP_LP "\n" \
"3:\tcallq __lll_unlock_wake\n" \
"4:\taddq $128, %%rsp\n" \
"4:\tadd $128, %%" RSP_LP "\n" \
"5:\tjmp 24f\n" \
"6:\t.size _L_unlock_%=, 6b-1b\n\t" \
".previous\n" \
@ -508,10 +509,10 @@ LLL_STUB_UNWIND_INFO_END
".subsection 1\n\t" \
".type _L_robust_unlock_%=, @function\n" \
"_L_robust_unlock_%=:\n" \
"1:\tleaq %0, %%rdi\n" \
"2:\tsubq $128, %%rsp\n" \
"1:\tlea %0, %%" RDI_LP "\n" \
"2:\tsub $128, %%" RSP_LP "\n" \
"3:\tcallq __lll_unlock_wake\n" \
"4:\taddq $128, %%rsp\n" \
"4:\tadd $128, %%" RSP_LP "\n" \
"5:\tjmp 24f\n" \
"6:\t.size _L_robust_unlock_%=, 6b-1b\n\t" \
".previous\n" \