Add RDRAND and RDSEED for SunCC 12.1 and above
Jeffrey Walton
parent
b80f725acc
commit
36da00cc92
48
rdrand.asm
48
rdrand.asm
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@ -108,7 +108,7 @@ Call_RDRAND_EAX:
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;; RDRAND is not available prior to VS2012. Just emit
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;; the byte codes using DB. This is `rdrand eax`.
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DB 0Fh, 0C7h, 0F0h
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;; If CF=1, the number returned by RDRAND is valid.
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;; If CF=0, a random number was not available.
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jc RDRAND_succeeded
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@ -126,13 +126,13 @@ RDRAND_succeeded:
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cmp bsize, MWSIZE
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jb Partial_Machine_Word
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Full_Machine_Word:
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mov DWORD PTR [buffer], eax
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add buffer, MWSIZE ;; No need for Intel Core 2 slow workarounds, like
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sub bsize, MWSIZE ;; `lea buffer,[buffer+MWSIZE]` for faster adds
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;; Continue
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jmp GenerateBlock_Top
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@ -146,9 +146,9 @@ Partial_Machine_Word:
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mov WORD PTR [buffer], ax
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shr eax, 16
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add buffer, 2
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Bit_1_Not_Set:
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;; Test bit 0 to see if size is at least 1
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test bsize, 1
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jz GenerateBlock_Success
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@ -164,14 +164,14 @@ GenerateBlock_PreRet:
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;; Test for success (was the request completely fulfilled?)
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cmp bsize, 0
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je GenerateBlock_Success
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je GenerateBlock_Success
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GenerateBlock_Failure:
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xor eax, eax
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mov al, RDRAND_FAILURE
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ret
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GenerateBlock_Success:
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xor eax, eax
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@ -241,7 +241,7 @@ RDRAND_succeeded:
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cmp bsize, MWSIZE
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jb Partial_Machine_Word
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Full_Machine_Word:
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mov QWORD PTR [buffer], rax
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@ -284,19 +284,19 @@ Bit_0_Not_Set:
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;; We've hit all the bits
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jmp GenerateBlock_Success
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GenerateBlock_PreRet:
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;; Test for success (was the request completely fulfilled?)
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cmp bsize, 0
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je GenerateBlock_Success
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GenerateBlock_Failure:
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xor rax, rax
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mov al, RDRAND_FAILURE
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ret
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GenerateBlock_Success:
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xor rax, rax
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@ -352,7 +352,7 @@ Call_RDSEED_EAX:
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;; RDSEED is not available prior to VS2012. Just emit
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;; the byte codes using DB. This is `rdseed eax`.
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DB 0Fh, 0C7h, 0F8h
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;; If CF=1, the number returned by RDSEED is valid.
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;; If CF=0, a random number was not available.
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jc RDSEED_succeeded
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@ -370,13 +370,13 @@ RDSEED_succeeded:
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cmp bsize, MWSIZE
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jb Partial_Machine_Word
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Full_Machine_Word:
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mov DWORD PTR [buffer], eax
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add buffer, MWSIZE ;; No need for Intel Core 2 slow workarounds, like
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sub bsize, MWSIZE ;; `lea buffer,[buffer+MWSIZE]` for faster adds
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;; Continue
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jmp GenerateBlock_Top
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@ -390,9 +390,9 @@ Partial_Machine_Word:
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mov WORD PTR [buffer], ax
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shr eax, 16
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add buffer, 2
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Bit_1_Not_Set:
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;; Test bit 0 to see if size is at least 1
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test bsize, 1
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jz GenerateBlock_Success
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@ -408,14 +408,14 @@ GenerateBlock_PreRet:
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;; Test for success (was the request completely fulfilled?)
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cmp bsize, 0
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je GenerateBlock_Success
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je GenerateBlock_Success
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GenerateBlock_Failure:
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xor eax, eax
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mov al, RDSEED_FAILURE
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ret
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GenerateBlock_Success:
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xor eax, eax
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@ -485,7 +485,7 @@ RDSEED_succeeded:
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cmp bsize, MWSIZE
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jb Partial_Machine_Word
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Full_Machine_Word:
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mov QWORD PTR [buffer], rax
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@ -528,19 +528,19 @@ Bit_0_Not_Set:
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;; We've hit all the bits
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jmp GenerateBlock_Success
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GenerateBlock_PreRet:
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;; Test for success (was the request completely fulfilled?)
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cmp bsize, 0
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je GenerateBlock_Success
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GenerateBlock_Failure:
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xor rax, rax
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mov al, RDSEED_FAILURE
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ret
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GenerateBlock_Success:
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xor rax, rax
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15
rdrand.cpp
15
rdrand.cpp
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@ -68,7 +68,7 @@
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#if defined(CRYPTOPP_CPUID_AVAILABLE)
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# define MSC_INTRIN_COMPILER ((CRYPTOPP_MSC_VERSION >= 1700) || (CRYPTOPP_LLVM_CLANG_VERSION >= 30200) || (_INTEL_COMPILER >= 1210))
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# define GCC_INTRIN_COMPILER ((CRYPTOPP_GCC_VERSION >= 40600) || (CRYPTOPP_LLVM_CLANG_VERSION >= 30200) || (_INTEL_COMPILER >= 1210))
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# define GCC_INTRIN_COMPILER ((CRYPTOPP_GCC_VERSION >= 40600) || (CRYPTOPP_LLVM_CLANG_VERSION >= 30200) || (_INTEL_COMPILER >= 1210)) || (__SUNPRO_CC >= 0x5130)
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#else
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# define MSC_INTRIN_COMPILER 0
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# define GCC_INTRIN_COMPILER 0
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@ -99,6 +99,17 @@
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# elif CRYPTOPP_BOOL_RDSEED_ASM
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# define GCC_RDSEED_ASM_AVAILABLE 1
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# endif
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#elif defined(CRYPTOPP_CPUID_AVAILABLE) && (__SUNPRO_CC >= 0x5100)
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# if GCC_INTRIN_COMPILER && defined(__RDRND__)
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# define ALL_RDRAND_INTRIN_AVAILABLE 1
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# elif CRYPTOPP_BOOL_RDRAND_ASM
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# define GCC_RDRAND_ASM_AVAILABLE 1
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# endif
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# if GCC_INTRIN_COMPILER && defined(__RDSEED__)
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# define ALL_RDSEED_INTRIN_AVAILABLE 1
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# elif CRYPTOPP_BOOL_RDSEED_ASM
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# define GCC_RDSEED_ASM_AVAILABLE 1
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# endif
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#endif
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// Debug diagnostics
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@ -131,7 +142,7 @@
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/////////////////////////////////////////////////////////////////////
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#if (ALL_RDRAND_INTRIN_AVAILABLE || ALL_RDSEED_INTRIN_AVAILABLE)
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# include <immintrin.h> // rdrand, MSC, ICC, and GCC
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# include <immintrin.h> // rdrand, MSC, ICC, GCC, and SunCC
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# if defined(__GNUC__) && (CRYPTOPP_GCC_VERSION >= 40600)
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# include <x86intrin.h> // rdseed for some compilers, like GCC
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# endif
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