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https://git.freebsd.org/ports.git
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a9097e0cd9
in preparation for importing Thunderbird 137.0 Release Notes (soon): https://www.thunderbird.net/en-US/thunderbird/128.9.0esr/releasenotes/
84 lines
2.5 KiB
C
84 lines
2.5 KiB
C
commit 70c3be521da1296f7ba47bd07b67927e43634d1b
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Author: Christoph Moench-Tegeder <cmt@burggraben.net>
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disable SSE and friends in builds for legacy architectures
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diff --git gfx/thebes/moz.build gfx/thebes/moz.build
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index 71903756ea19..3591cc0f38e8 100644
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--- gfx/thebes/moz.build
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+++ gfx/thebes/moz.build
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@@ -174,7 +174,7 @@ elif CONFIG["MOZ_WIDGET_TOOLKIT"] == "windows":
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]
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# Are we targeting x86 or x64? If so, build gfxAlphaRecoverySSE2.cpp.
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-if CONFIG["INTEL_ARCHITECTURE"]:
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+if CONFIG["INTEL_ARCHITECTURE"] and CONFIG['TARGET_CPU'] == 'x86_64':
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SOURCES += ["gfxAlphaRecoverySSE2.cpp"]
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# The file uses SSE2 intrinsics, so it needs special compile flags on some
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# compilers.
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diff --git mozglue/misc/SSE.h mozglue/misc/SSE.h
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index 0b87366a8043..af0a0b38d23c 100644
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--- mozglue/misc/SSE.h
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+++ mozglue/misc/SSE.h
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@@ -100,36 +100,50 @@
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# define MOZILLA_PRESUME_MMX 1
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# endif
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# ifdef __SSE__
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+# if !defined(__386__)
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// It's ok to use SSE instructions based on the -march option (or
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// the default for x86_64 or for Intel Mac).
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# define MOZILLA_PRESUME_SSE 1
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# endif
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+# endif
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# ifdef __SSE2__
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+# if !defined(__386__)
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// It's ok to use SSE2 instructions based on the -march option (or
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// the default for x86_64 or for Intel Mac).
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# define MOZILLA_PRESUME_SSE2 1
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# endif
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+# endif
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# ifdef __SSE3__
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+# if !defined(__386__)
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// It's ok to use SSE3 instructions based on the -march option (or the
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// default for Intel Mac).
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# define MOZILLA_PRESUME_SSE3 1
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# endif
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+# endif
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# ifdef __SSSE3__
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+# if !defined(__386__)
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// It's ok to use SSSE3 instructions based on the -march option.
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# define MOZILLA_PRESUME_SSSE3 1
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# endif
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+# endif
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# ifdef __SSE4A__
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+# if !defined(__386__)
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// It's ok to use SSE4A instructions based on the -march option.
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# define MOZILLA_PRESUME_SSE4A 1
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# endif
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+# endif
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# ifdef __SSE4_1__
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+# if !defined(__386__)
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// It's ok to use SSE4.1 instructions based on the -march option.
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# define MOZILLA_PRESUME_SSE4_1 1
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# endif
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+# endif
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# ifdef __SSE4_2__
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+# if !defined(__386__)
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// It's ok to use SSE4.2 instructions based on the -march option.
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# define MOZILLA_PRESUME_SSE4_2 1
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# endif
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+# endif
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# ifdef __AVX__
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// It's ok to use AVX instructions based on the -march option.
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# define MOZILLA_PRESUME_AVX 1
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@@ -144,8 +158,10 @@
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# endif
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# ifdef HAVE_CPUID_H
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+# if !defined(__i386__)
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# define MOZILLA_SSE_HAVE_CPUID_DETECTION
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# endif
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+# endif
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#elif defined(_MSC_VER) && (defined(_M_IX86) || defined(_M_AMD64))
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