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| author | Greg McGary <greg@mcgary.org> | 2000-06-26 16:48:10 +0000 |
|---|---|---|
| committer | Greg McGary <greg@mcgary.org> | 2000-06-26 16:48:10 +0000 |
| commit | 43c81906dbf4c2bf9f89a53a08f0e05c7adf4113 (patch) | |
| tree | 38bb35b2f658b13039be094bc40b462e6ef61851 /sysdeps/i386/mul_1.S | |
| parent | 1e9bbdd87ff53843376322dcb61743dd1238eb8c (diff) | |
| download | glibc-43c81906dbf4c2bf9f89a53a08f0e05c7adf4113.tar.gz glibc-43c81906dbf4c2bf9f89a53a08f0e05c7adf4113.tar.xz glibc-43c81906dbf4c2bf9f89a53a08f0e05c7adf4113.zip | |
* sysdeps/i386/asm-syntax.h (R, MEM, MEM_DISP, MEM_INDEX,
INSN1, INSN2, TEXT, GLOBL): Remove macros. (ALIGN): Cleanup surrounding conditionals. * sysdeps/i386/addmul_1.S: Replace asm-syntax macros with gas syntax. Call ENTER/LEAVE macros. * sysdeps/i386/mul_1.S: Replace asm-syntax macros with gas syntax. * sysdeps/i386/submul_1.S: Likewise. * sysdeps/i386/i586/addmul_1.S: Replace asm-syntax macros with gas syntax. Define & use symbolic argument stack offsets. Call ENTER/LEAVE macros. * sysdeps/i386/i586/mul_1.S: Likewise. * sysdeps/i386/i586/submul_1.S: Likewise. 2000-06-26 Greg McGary <greg@mcgary.org> * sysdeps/i386/asm-syntax.h (R, MEM, MEM_DISP, MEM_INDEX, INSN1, INSN2, TEXT, GLOBL): Remove macros. (ALIGN): Cleanup surrounding conditionals. * sysdeps/i386/addmul_1.S: Replace asm-syntax macros with gas syntax. Call ENTER/LEAVE macros. * sysdeps/i386/mul_1.S: Replace asm-syntax macros with gas syntax. * sysdeps/i386/submul_1.S: Likewise. * sysdeps/i386/i586/addmul_1.S: Replace asm-syntax macros with gas syntax. Define & use symbolic argument stack offsets. Call ENTER/LEAVE macros. * sysdeps/i386/i586/mul_1.S: Likewise. * sysdeps/i386/i586/submul_1.S: Likewise.
Diffstat (limited to 'sysdeps/i386/mul_1.S')
| -rw-r--r-- | sysdeps/i386/mul_1.S | 58 |
1 files changed, 25 insertions, 33 deletions
diff --git a/sysdeps/i386/mul_1.S b/sysdeps/i386/mul_1.S index 9b125e7c7b..5abe97597a 100644 --- a/sysdeps/i386/mul_1.S +++ b/sysdeps/i386/mul_1.S @@ -18,14 +18,6 @@ the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ -/* - INPUT PARAMETERS - res_ptr (sp + 4) - s1_ptr (sp + 8) - size (sp + 12) - s2_limb (sp + 16) -*/ - #include <sysdep.h> #include "asm-syntax.h" #include "bp-asm.h" @@ -45,37 +37,37 @@ ENTRY(__mpn_mul_1) ENTER - INSN1(push,l ,R(edi)) - INSN1(push,l ,R(esi)) - INSN1(push,l ,R(ebx)) - INSN1(push,l ,R(ebp)) + pushl %edi + pushl %esi + pushl %ebx + pushl %ebp - INSN2(mov,l ,R(res_ptr),MEM_DISP(esp,RES)) - INSN2(mov,l ,R(s1_ptr),MEM_DISP(esp,S1)) - INSN2(mov,l ,R(size),MEM_DISP(esp,SIZE)) - INSN2(mov,l ,R(s2_limb),MEM_DISP(esp,S2LIMB)) + movl RES(%esp), %res_ptr + movl S1(%esp), %s1_ptr + movl SIZE(%esp), %size + movl S2LIMB(%esp), %s2_limb - INSN2(lea,l ,R(res_ptr),MEM_INDEX(res_ptr,size,4)) - INSN2(lea,l ,R(s1_ptr),MEM_INDEX(s1_ptr,size,4)) - INSN1(neg,l ,R(size)) - INSN2(xor,l ,R(ebx),R(ebx)) + leal (%res_ptr,%size,4), %res_ptr + leal (%s1_ptr,%size,4), %s1_ptr + negl %size + xorl %ebx, %ebx ALIGN (3) L(oop): - INSN2(mov,l ,R(eax),MEM_INDEX(s1_ptr,size,4)) - INSN1(mul,l ,R(s2_limb)) - INSN2(add,l ,R(eax),R(ebx)) - INSN2(mov,l ,MEM_INDEX(res_ptr,size,4),R(eax)) - INSN2(adc,l ,R(edx),$0) - INSN2(mov,l ,R(ebx),R(edx)) + movl (%s1_ptr,%size,4), %eax + mull %s2_limb + addl %ebx, %eax + movl %eax, (%res_ptr,%size,4) + adcl $0, %edx + movl %edx, %ebx - INSN1(inc,l ,R(size)) - INSN1(jnz, ,L(oop)) - INSN2(mov,l ,R(eax),R(ebx)) + incl %size + jnz L(oop) + movl %ebx, %eax - INSN1(pop,l ,R(ebp)) - INSN1(pop,l ,R(ebx)) - INSN1(pop,l ,R(esi)) - INSN1(pop,l ,R(edi)) + popl %ebp + popl %ebx + popl %esi + popl %edi LEAVE ret |