X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fia64cpuid.S;h=ffd6d6ca6f1388df1c9f239bcbefd4b030c14d38;hp=818e2d1e1d537fb3484ed14f535d8087a05ea9a5;hb=e92947d8d93e3623ae9185920f991c3e4d65f77a;hpb=b2dba9bf1f8f73376b9c1f0904a86996c728b236

diff --git a/crypto/ia64cpuid.S b/crypto/ia64cpuid.S
index 818e2d1e1d..ffd6d6ca6f 100644
--- a/crypto/ia64cpuid.S
+++ b/crypto/ia64cpuid.S
@@ -1,7 +1,19 @@
+// Copyright 2004-2016 The OpenSSL Project Authors. All Rights Reserved.
+//
+// Licensed under the OpenSSL license (the "License").  You may not use
+// this file except in compliance with the License.  You can obtain a copy
+// in the file LICENSE in the source distribution or at
+// https://www.openssl.org/source/license.html
 // Works on all IA-64 platforms: Linux, HP-UX, Win64i...
 // On Win64i compile with ias.exe.
 .text
 
+#if defined(_HPUX_SOURCE) && !defined(_LP64)
+#define	ADDP	addp4
+#else
+#define	ADDP	add
+#endif
+
 .global	OPENSSL_cpuid_setup#
 .proc	OPENSSL_cpuid_setup#
 OPENSSL_cpuid_setup:
@@ -26,7 +38,7 @@ OPENSSL_atomic_add:
 { .mii;	mov		ar.ccv=r2
 	add		r8=r2,r33
 	mov		r3=r2		};;
-{ .mmi;	mf
+{ .mmi;	mf;;
 	cmpxchg4.acq	r2=[r32],r8,ar.ccv
 	nop.i		0		};;
 { .mib;	cmp.ne		p6,p0=r2,r3
@@ -130,6 +142,9 @@ OPENSSL_wipe_cpu:
 .global	OPENSSL_cleanse#
 .proc	OPENSSL_cleanse#
 OPENSSL_cleanse:
+{ .mib;	cmp.eq		p6,p0=0,r33	    // len==0
+	ADDP		r32=0,r32
+(p6)	br.ret.spnt	b0		};;
 { .mib;	and		r2=7,r32
 	cmp.leu		p6,p0=15,r33	    // len>=15
 (p6)	br.cond.dptk	.Lot		};;
@@ -160,3 +175,123 @@ OPENSSL_cleanse:
 (p7)	br.cond.dpnt	.Little
 (p6)	br.ret.sptk.many	b0	};;
 .endp	OPENSSL_cleanse#
+
+.global	CRYPTO_memcmp#
+.proc	CRYPTO_memcmp#
+.align	32
+.skip	16
+CRYPTO_memcmp:
+	.prologue
+{ .mib;	mov		r8=0
+	cmp.eq		p6,p0=0,r34	    // len==0?
+(p6)	br.ret.spnt	b0		};;
+	.save		ar.pfs,r2
+{ .mib;	alloc		r2=ar.pfs,3,5,0,8
+	.save		ar.lc,r3
+	mov		r3=ar.lc
+	brp.loop.imp	.Loop_cmp_ctop,.Loop_cmp_cend-16
+					}
+{ .mib;	sub		r10=r34,r0,1
+	.save		pr,r9
+	mov		r9=pr		};;
+{ .mii;	ADDP		r16=0,r32
+	mov		ar.lc=r10
+	mov		ar.ec=4		}
+{ .mib;	ADDP		r17=0,r33
+	mov		pr.rot=1<<16	};;
+
+.Loop_cmp_ctop:
+{ .mib;	(p16)	ld1	r32=[r16],1
+	(p18)	xor	r34=r34,r38	}
+{ .mib;	(p16)	ld1	r36=[r17],1
+	(p19)	or	r8=r8,r35
+	br.ctop.sptk	.Loop_cmp_ctop	};;
+.Loop_cmp_cend:
+
+{ .mib;	cmp.ne		p6,p0=0,r8
+	mov		ar.lc=r3	};;
+{ .mib;
+(p6)	mov		r8=1
+	mov		pr=r9,0x1ffff
+	br.ret.sptk.many	b0	};;
+.endp	CRYPTO_memcmp#
+
+.global	OPENSSL_instrument_bus#
+.proc	OPENSSL_instrument_bus#
+OPENSSL_instrument_bus:
+{ .mmi;	mov		r2=r33
+	ADDP		r32=0,r32	}
+{ .mmi;	mov		r8=ar.itc;;
+	mov		r10=r0
+	mov		r9=r8		};;
+
+{ .mmi;	fc		r32;;
+	ld4		r8=[r32]	};;
+{ .mmi;	mf
+	mov		ar.ccv=r8
+	add		r8=r8,r10	};;
+{ .mmi;	cmpxchg4.acq	r3=[r32],r8,ar.ccv
+					};;
+.Loop:
+{ .mmi;	mov		r8=ar.itc;;
+	sub		r10=r8,r9		// diff=tick-lasttick
+	mov		r9=r8		};;	// lasttick=tick
+{ .mmi;	fc		r32;;
+	ld4		r8=[r32]	};;
+{ .mmi;	mf
+	mov		ar.ccv=r8
+	add		r8=r8,r10	};;
+{ .mmi;	cmpxchg4.acq	r3=[r32],r8,ar.ccv
+	add		r33=-1,r33
+	add		r32=4,r32	};;
+{ .mib;	cmp4.ne		p6,p0=0,r33
+(p6)	br.cond.dptk	.Loop		};;
+
+{ .mib;	sub		r8=r2,r33
+	br.ret.sptk.many	b0	};;
+.endp	OPENSSL_instrument_bus#
+
+.global	OPENSSL_instrument_bus2#
+.proc	OPENSSL_instrument_bus2#
+OPENSSL_instrument_bus2:
+{ .mmi;	mov		r2=r33			// put aside cnt
+	ADDP		r32=0,r32	}
+{ .mmi;	mov		r8=ar.itc;;
+	mov		r10=r0
+	mov		r9=r8		};;
+
+{ .mmi;	fc		r32;;
+	ld4		r8=[r32]	};;
+{ .mmi;	mf
+	mov		ar.ccv=r8
+	add		r8=r8,r10	};;
+{ .mmi;	cmpxchg4.acq	r3=[r32],r8,ar.ccv
+					};;
+
+{ .mmi;	mov		r8=ar.itc;;
+	sub		r10=r8,r9
+	mov		r9=r8		};;
+.Loop2:
+{ .mmi;	mov		r11=r10			// lastdiff=diff
+	add		r34=-1,r34	};;	// --max
+{ .mmi;	fc		r32;;
+	ld4		r8=[r32]
+	cmp4.eq		p6,p0=0,r34	};;
+{ .mmi;	mf
+	mov		ar.ccv=r8
+	add		r8=r8,r10	};;
+{ .mmb;	cmpxchg4.acq	r3=[r32],r8,ar.ccv
+(p6)	br.cond.spnt	.Ldone2		};;
+
+{ .mmi;	mov		r8=ar.itc;;
+	sub		r10=r8,r9		// diff=tick-lasttick
+	mov		r9=r8		};;	// lasttick=tick
+{ .mmi;	cmp.ne		p6,p0=r10,r11;;		// diff!=lastdiff
+(p6)	add		r33=-1,r33	};;	// conditional --cnt
+{ .mib;	cmp4.ne		p7,p0=0,r33
+(p6)	add		r32=4,r32		// conditional ++out
+(p7)	br.cond.dptk	.Loop2		};;
+.Ldone2:
+{ .mib;	sub		r8=r2,r33
+	br.ret.sptk.many	b0	};;
+.endp	OPENSSL_instrument_bus2#