author | Wolfgang Rosenauer <wr@rosenauer.org> |
Sun, 06 Jan 2013 18:34:20 +0100 | |
branch | esr10 |
changeset 597 | 09090b64646a |
parent 371 | ead21d122ed0 |
child 382 | 67f876aafae8 |
permissions | -rw-r--r-- |
371
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# HG changeset patch |
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# User Joop Boonen <joop.boonen@opensuse.org> |
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# Parent be20a0ae420eb2b3584ce2c5d241e2817bac8593 |
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Add configure option to allow disabling of neon. |
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|
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diff --git a/configure.in b/configure.in |
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--- a/configure.in |
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+++ b/configure.in |
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@@ -1674,41 +1674,47 @@ if test -n "$all_flags"; then |
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ASFLAGS="$ASFLAGS $all_flags" |
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if test -n "$thumb_flag"; then |
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LDFLAGS="$LDFLAGS $thumb_flag" |
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fi |
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fi |
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AC_SUBST(MOZ_THUMB2) |
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|
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-if test "$CPU_ARCH" = "arm"; then |
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- AC_MSG_CHECKING(for ARM SIMD support in compiler) |
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- # We try to link so that this also fails when |
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- # building with LTO. |
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- AC_TRY_LINK([], |
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- [asm("uqadd8 r1, r1, r2");], |
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- result="yes", result="no") |
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- AC_MSG_RESULT("$result") |
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- if test "$result" = "yes"; then |
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- AC_DEFINE(HAVE_ARM_SIMD) |
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- HAVE_ARM_SIMD=1 |
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- fi |
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- |
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- AC_MSG_CHECKING(for ARM NEON support in compiler) |
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- # We try to link so that this also fails when |
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- # building with LTO. |
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- AC_TRY_LINK([], |
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- [asm(".fpu neon\n vadd.i8 d0, d0, d0");], |
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- result="yes", result="no") |
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- AC_MSG_RESULT("$result") |
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- if test "$result" = "yes"; then |
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- AC_DEFINE(HAVE_ARM_NEON) |
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- HAVE_ARM_NEON=1 |
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- fi |
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-fi # CPU_ARCH = arm |
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+MOZ_ARG_DISABLE_BOOL(neon, |
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+[ --disable-neon Disable neon extensions], |
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+ NS_DISABLE_NEON=1, |
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+ NS_DISABLE_NEON= ) |
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+if test "$NS_DISABLE_NEON" != "1"; then |
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+ if test "$CPU_ARCH" = "arm"; then |
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+ AC_MSG_CHECKING(for ARM SIMD support in compiler) |
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+ # We try to link so that this also fails when |
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+ # building with LTO. |
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+ AC_TRY_LINK([], |
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+ [asm("uqadd8 r1, r1, r2");], |
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+ result="yes", result="no") |
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+ AC_MSG_RESULT("$result") |
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+ if test "$result" = "yes"; then |
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+ AC_DEFINE(HAVE_ARM_SIMD) |
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+ HAVE_ARM_SIMD=1 |
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+ fi |
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+ |
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+ AC_MSG_CHECKING(for ARM NEON support in compiler) |
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+ # We try to link so that this also fails when |
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+ # building with LTO. |
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+ AC_TRY_LINK([], |
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+ [asm(".fpu neon\n vadd.i8 d0, d0, d0");], |
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+ result="yes", result="no") |
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+ AC_MSG_RESULT("$result") |
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+ if test "$result" = "yes"; then |
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+ AC_DEFINE(HAVE_ARM_NEON) |
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+ HAVE_ARM_NEON=1 |
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+ fi |
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+ fi # CPU_ARCH = arm |
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+fi |
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|
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AC_SUBST(HAVE_ARM_SIMD) |
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AC_SUBST(HAVE_ARM_NEON) |
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|
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dnl ======================================================== |
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dnl Android libstdc++, placed here so it can use MOZ_ARCH |
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dnl computed above. |
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dnl ======================================================== |
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diff --git a/js/src/configure.in b/js/src/configure.in |
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--- a/js/src/configure.in |
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+++ b/js/src/configure.in |
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@@ -1604,41 +1604,47 @@ if test -n "$all_flags"; then |
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ASFLAGS="$ASFLAGS $all_flags" |
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if test -n "$thumb_flag"; then |
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LDFLAGS="$LDFLAGS $thumb_flag" |
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fi |
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fi |
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|
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AC_SUBST(MOZ_THUMB2) |
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|
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-if test "$CPU_ARCH" = "arm"; then |
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- AC_MSG_CHECKING(for ARM SIMD support in compiler) |
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- # We try to link so that this also fails when |
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- # building with LTO. |
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- AC_TRY_LINK([], |
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- [asm("uqadd8 r1, r1, r2");], |
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- result="yes", result="no") |
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- AC_MSG_RESULT("$result") |
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- if test "$result" = "yes"; then |
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- AC_DEFINE(HAVE_ARM_SIMD) |
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- HAVE_ARM_SIMD=1 |
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- fi |
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- |
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- AC_MSG_CHECKING(for ARM NEON support in compiler) |
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- # We try to link so that this also fails when |
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- # building with LTO. |
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- AC_TRY_LINK([], |
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- [asm(".fpu neon\n vadd.i8 d0, d0, d0");], |
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- result="yes", result="no") |
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- AC_MSG_RESULT("$result") |
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- if test "$result" = "yes"; then |
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- AC_DEFINE(HAVE_ARM_NEON) |
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- HAVE_ARM_NEON=1 |
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- fi |
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-fi # CPU_ARCH = arm |
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+MOZ_ARG_DISABLE_BOOL(neon, |
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+[ --disable-neon Disable neon extensions], |
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+ NS_DISABLE_NEON=1, |
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+ NS_DISABLE_NEON= ) |
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+if test "$NS_DISABLE_NEON" != "1"; then |
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+ if test "$CPU_ARCH" = "arm"; then |
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+ AC_MSG_CHECKING(for ARM SIMD support in compiler) |
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+ # We try to link so that this also fails when |
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+ # building with LTO. |
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+ AC_TRY_LINK([], |
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+ [asm("uqadd8 r1, r1, r2");], |
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+ result="yes", result="no") |
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+ AC_MSG_RESULT("$result") |
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+ if test "$result" = "yes"; then |
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+ AC_DEFINE(HAVE_ARM_SIMD) |
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+ HAVE_ARM_SIMD=1 |
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+ fi |
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+ |
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+ AC_MSG_CHECKING(for ARM NEON support in compiler) |
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+ # We try to link so that this also fails when |
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+ # building with LTO. |
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+ AC_TRY_LINK([], |
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+ [asm(".fpu neon\n vadd.i8 d0, d0, d0");], |
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+ result="yes", result="no") |
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+ AC_MSG_RESULT("$result") |
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+ if test "$result" = "yes"; then |
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+ AC_DEFINE(HAVE_ARM_NEON) |
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+ HAVE_ARM_NEON=1 |
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+ fi |
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+ fi # CPU_ARCH = arm |
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149 |
+fi |
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|
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AC_SUBST(HAVE_ARM_SIMD) |
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AC_SUBST(HAVE_ARM_NEON) |
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|
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dnl ======================================================== |
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dnl Android libstdc++, placed here so it can use MOZ_ARCH |
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dnl computed above. |
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157 |
dnl ======================================================== |