PATCH: fix warnings in fpu code

From: Alan Cox (alan@lxorguk.ukuu.org.uk)
Date: Tue Oct 08 2002 - 13:53:45 EST


diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.2.5.41/arch/i386/math-emu/poly.h linux.2.5.41-ac1/arch/i386/math-emu/poly.h
--- linux.2.5.41/arch/i386/math-emu/poly.h 2002-07-20 20:11:05.000000000 +0100
+++ linux.2.5.41-ac1/arch/i386/math-emu/poly.h 2002-10-06 22:24:42.000000000 +0100
@@ -75,10 +75,10 @@
 /* Add the 12 byte Xsig x2 to Xsig dest, with no checks for overflow. */
 static inline void add_Xsig_Xsig(Xsig *dest, const Xsig *x2)
 {
- asm volatile ("movl %1,%%edi; movl %2,%%esi;
- movl (%%esi),%%eax; addl %%eax,(%%edi);
- movl 4(%%esi),%%eax; adcl %%eax,4(%%edi);
- movl 8(%%esi),%%eax; adcl %%eax,8(%%edi);"
+ asm volatile ("movl %1,%%edi; movl %2,%%esi;\n"
+ "movl (%%esi),%%eax; addl %%eax,(%%edi);\n"
+ "movl 4(%%esi),%%eax; adcl %%eax,4(%%edi);\n"
+ "movl 8(%%esi),%%eax; adcl %%eax,8(%%edi);\n"
                  :"=g" (*dest):"g" (dest), "g" (x2)
                  :"ax","si","di");
 }
@@ -90,16 +90,16 @@
    problem, but keep fingers crossed! */
 static inline void add_two_Xsig(Xsig *dest, const Xsig *x2, long int *exp)
 {
- asm volatile ("movl %2,%%ecx; movl %3,%%esi;
- movl (%%esi),%%eax; addl %%eax,(%%ecx);
- movl 4(%%esi),%%eax; adcl %%eax,4(%%ecx);
- movl 8(%%esi),%%eax; adcl %%eax,8(%%ecx);
- jnc 0f;
- rcrl 8(%%ecx); rcrl 4(%%ecx); rcrl (%%ecx)
- movl %4,%%ecx; incl (%%ecx)
- movl $1,%%eax; jmp 1f;
- 0: xorl %%eax,%%eax;
- 1:"
+ asm volatile ("movl %2,%%ecx; movl %3,%%esi;\n"
+ "movl (%%esi),%%eax; addl %%eax,(%%ecx);\n"
+ "movl 4(%%esi),%%eax; adcl %%eax,4(%%ecx);\n"
+ "movl 8(%%esi),%%eax; adcl %%eax,8(%%ecx);\n"
+ "jnc 0f;\n"
+ "rcrl 8(%%ecx); rcrl 4(%%ecx); rcrl (%%ecx)\n"
+ "movl %4,%%ecx; incl (%%ecx)\n"
+ "movl $1,%%eax; jmp 1f;\n"
+ "0: xorl %%eax,%%eax;\n"
+ "1:\n"
                 :"=g" (*exp), "=g" (*dest)
                 :"g" (dest), "g" (x2), "g" (exp)
                 :"cx","si","ax");
@@ -110,11 +110,11 @@
 /* This is faster in a loop on my 386 than using the "neg" instruction. */
 static inline void negate_Xsig(Xsig *x)
 {
- asm volatile("movl %1,%%esi; "
- "xorl %%ecx,%%ecx; "
- "movl %%ecx,%%eax; subl (%%esi),%%eax; movl %%eax,(%%esi); "
- "movl %%ecx,%%eax; sbbl 4(%%esi),%%eax; movl %%eax,4(%%esi); "
- "movl %%ecx,%%eax; sbbl 8(%%esi),%%eax; movl %%eax,8(%%esi); "
+ asm volatile("movl %1,%%esi;\n"
+ "xorl %%ecx,%%ecx;\n"
+ "movl %%ecx,%%eax; subl (%%esi),%%eax; movl %%eax,(%%esi);\n"
+ "movl %%ecx,%%eax; sbbl 4(%%esi),%%eax; movl %%eax,4(%%esi);\n"
+ "movl %%ecx,%%eax; sbbl 8(%%esi),%%eax; movl %%eax,8(%%esi);\n"
                :"=g" (*x):"g" (x):"si","ax","cx");
 }
 
-
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This archive was generated by hypermail 2b29 : Tue Oct 15 2002 - 22:00:26 EST