Add docs and arch tests to BMI.
gas/ 2011-01-07 Quentin Neill <quentin.neill@amd.com> * config/tc-i386.c (cpu_arch): Add CPU_BMI_FLAGS. * doc/c-i386.texi (i386-BMI): New section. gas/testsuite/ 2011-01-07 Quentin Neill <quentin.neill@amd.com> * gas/i386/arch-10.s: Add a BMI instruction. * gas/i386/x86-64-arch-2.s: Likewise. * gas/i386/arch-10.d: Add bmi flag and BMI instruction pattern. * gas/i386/x86-64-arch-2.d: Likewise. * gas/i386/arch-10-1.l: Add BMI instruction pattern. * gas/i386/arch-10-2.l: Likewise. * gas/i386/arch-10-3.l: Likewise. * gas/i386/arch-10-4.l: Likewise.
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Quentin Neill
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@ -1,3 +1,9 @@
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2011-01-07 Quentin Neill <quentin.neill@amd.com>
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* config/tc-i386.c (cpu_arch): Add CPU_BMI_FLAGS.
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* doc/c-i386.texi (i386-BMI): New section.
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2011-01-06 Paul Koning <ni1d@arrl.net>
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* config/tc-pdp11.c (parse_op_no_deferred): Allow PC-relative
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@ -725,6 +725,8 @@ static const arch_entry cpu_arch[] =
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CPU_SSE4A_FLAGS, 0, 0 },
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{ STRING_COMMA_LEN (".abm"), PROCESSOR_UNKNOWN,
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CPU_ABM_FLAGS, 0, 0 },
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{ STRING_COMMA_LEN (".bmi"), PROCESSOR_UNKNOWN,
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CPU_BMI_FLAGS, 0, 0 },
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};
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#ifdef I386COFF
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@ -35,6 +35,7 @@ extending the Intel architecture to 64-bits.
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* i386-Float:: Floating Point
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* i386-SIMD:: Intel's MMX and AMD's 3DNow! SIMD Operations
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* i386-LWP:: AMD's Lightweight Profiling Instructions
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* i386-BMI:: Bit Manipulation Instruction
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* i386-16bit:: Writing 16-bit Code
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* i386-Arch:: Specifying an x86 CPU architecture
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* i386-Bugs:: AT&T Syntax bugs
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@ -845,6 +846,21 @@ For detailed information on the LWP instruction set, see the
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@cite{AMD Lightweight Profiling Specification} available at
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@uref{http://developer.amd.com/cpu/LWP,Lightweight Profiling Specification}.
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@node i386-BMI
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@section Bit Manipulation Instructions
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@cindex BMI, i386
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@cindex BMI, x86-64
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@code{@value{AS}} supports the Bit Manipulation (BMI) instruction set.
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BMI instructions provide several instructions implementing individual
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bit manipulation operations such as isolation, masking, setting, or
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resetting.
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@c Need to add a specification citation here when available.
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@node i386-16bit
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@section Writing 16-bit Code
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@ -1,3 +1,14 @@
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2011-01-07 Quentin Neill <quentin.neill@amd.com>
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* gas/i386/arch-10.s: Add a BMI instruction.
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* gas/i386/x86-64-arch-2.s: Likewise.
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* gas/i386/arch-10.d: Add bmi flag and BMI instruction pattern.
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* gas/i386/x86-64-arch-2.d: Likewise.
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* gas/i386/arch-10-1.l: Add BMI instruction pattern.
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* gas/i386/arch-10-2.l: Likewise.
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* gas/i386/arch-10-3.l: Likewise.
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* gas/i386/arch-10-4.l: Likewise.
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2011-01-06 Paul Koning <ni1d@arrl.net>
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* gas/pdp11/pdp11.exp: Add run of absreloc.
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@ -29,6 +29,7 @@
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.*:58: Error: .*
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.*:60: Error: .*
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.*:62: Error: .*
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.*:64: Error: .*
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GAS LISTING .*
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@ -98,3 +99,5 @@ GAS LISTING .*
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[ ]*60[ ]+xstorerng
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[ ]*61[ ]+\# nop
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[ ]*62[ ]+nopl \(%eax\)
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[ ]*63[ ]+\# BMI
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[ ]*64[ ]+blsr %ecx,%ebx
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@ -28,6 +28,7 @@
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.*:58: Error: .*
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.*:60: Error: .*
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.*:62: Error: .*
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.*:64: Error: .*
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GAS LISTING .*
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@ -97,3 +98,5 @@ GAS LISTING .*
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[ ]*60[ ]+xstorerng
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[ ]*61[ ]+\# nop
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[ ]*62[ ]+nopl \(%eax\)
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[ ]*63[ ]+\# BMI
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[ ]*64[ ]+blsr %ecx,%ebx
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@ -21,6 +21,7 @@
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.*:58: Error: .*
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.*:60: Error: .*
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.*:62: Error: .*
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.*:64: Error: .*
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GAS LISTING .*
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@ -93,3 +94,5 @@ GAS LISTING .*
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[ ]*60[ ]+xstorerng
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[ ]*61[ ]+\# nop
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[ ]*62[ ]+nopl \(%eax\)
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[ ]*63[ ]+\# BMI
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[ ]*64[ ]+blsr %ecx,%ebx
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@ -19,6 +19,7 @@
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.*:58: Error: .*
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.*:60: Error: .*
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.*:62: Error: .*
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.*:64: Error: .*
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GAS LISTING .*
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@ -91,3 +92,5 @@ GAS LISTING .*
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[ ]*60[ ]+xstorerng
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[ ]*61[ ]+\# nop
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[ ]*62[ ]+nopl \(%eax\)
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[ ]*63[ ]+\# BMI
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[ ]*64[ ]+blsr %ecx,%ebx
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@ -1,4 +1,4 @@
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#as: -march=i686+avx+vmx+smx+xsave+xsaveopt+aes+pclmul+fma+movbe+ept+clflush+nop+syscall+rdtscp+3dnowa+sse4a+svme+abm+padlock
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#as: -march=i686+avx+vmx+smx+xsave+xsaveopt+aes+pclmul+fma+movbe+ept+clflush+nop+syscall+rdtscp+3dnowa+sse4a+svme+abm+padlock+bmi
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#objdump: -dw
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#name: i386 arch 10
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@ -37,4 +37,5 @@ Disassembly of section .text:
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[ ]*[a-f0-9]+: f3 0f bd d9 lzcnt %ecx,%ebx
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[ ]*[a-f0-9]+: 0f a7 c0 xstore-rng
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[ ]*[a-f0-9]+: 0f 1f 00 nopl \(%eax\)
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[ ]*[a-f0-9]+: c4 e2 60 f3 c9 blsr %ecx,%ebx
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#pass
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@ -60,3 +60,5 @@ lzcnt %ecx,%ebx
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xstorerng
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# nop
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nopl (%eax)
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# BMI
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blsr %ecx,%ebx
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@ -1,4 +1,4 @@
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#as: -march=generic64+avx+vmx+smx+xsave+xsaveopt+aes+pclmul+fma+movbe+ept+clflush+syscall+rdtscp+3dnowa+sse4a+svme+abm+padlock
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#as: -march=generic64+avx+vmx+smx+xsave+xsaveopt+aes+pclmul+fma+movbe+ept+clflush+syscall+rdtscp+3dnowa+sse4a+svme+abm+padlock+bmi
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#objdump: -dw
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#name: x86-64 arch 2
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@ -36,4 +36,5 @@ Disassembly of section .text:
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[ ]*[a-f0-9]+: 0f 01 da vmload
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[ ]*[a-f0-9]+: f3 0f bd d9 lzcnt %ecx,%ebx
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[ ]*[a-f0-9]+: 0f a7 c0 xstore-rng
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[ ]*[a-f0-9]+: c4 e2 60 f3 c9 blsr %ecx,%ebx
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#pass
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@ -58,3 +58,5 @@ vmload
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lzcnt %ecx,%ebx
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# PadLock
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xstorerng
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# BMI
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blsr %ecx,%ebx
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