sparc_v8.S revision 1.3
1 1.1 pk /* 2 1.1 pk * GCC generated output for sparc v8 mul/div/rem operations. 3 1.1 pk * Included in the sparc_v8.so shared library for use on sparc v8 4 1.1 pk * machines instead of the libc.so versions. 5 1.1 pk */ 6 1.1 pk .file "sparc_v8.S" 7 1.1 pk .section ".text" 8 1.1 pk 9 1.3 uwe 10 1.3 uwe /* 11 1.3 uwe * unsigned .umul(unsigned a, unsigned b) 12 1.3 uwe * 13 1.3 uwe * This function computes a * b with unsigned integer 14 1.3 uwe * multiplication. When .umul returns, the caller's register %o0 15 1.3 uwe * contains the least significant 32 bits of the 64-bit result; 16 1.3 uwe * register %o1 holds the most significant 32 bits of the result. 17 1.3 uwe * Upon return, the integer condition codes and registers %o2 18 1.3 uwe * through %o5 have unspecified values. 19 1.3 uwe */ 20 1.1 pk .align 4 21 1.1 pk .global .umul 22 1.1 pk .type .umul,@function 23 1.1 pk .umul: 24 1.3 uwe umul %o0, %o1, %o0 25 1.1 pk retl 26 1.3 uwe rd %y, %o1 27 1.1 pk .LLfe1: 28 1.1 pk .size .umul,.LLfe1-.umul 29 1.1 pk 30 1.3 uwe 31 1.3 uwe /* 32 1.3 uwe * int .mul(int a, int b) 33 1.3 uwe * 34 1.3 uwe * This function computes a * b with signed integer 35 1.3 uwe * multiplication. When .mul returns, the caller's register %o0 36 1.3 uwe * contains the least significant 32 bits of the 64-bit result; 37 1.3 uwe * register %o1 holds the most significant 32 bits of the result. 38 1.3 uwe * Upon return, the integer condition codes and registers %o2 39 1.3 uwe * through %o5 have unspecified values. 40 1.3 uwe */ 41 1.1 pk .align 4 42 1.1 pk .global .mul 43 1.1 pk .type .mul,@function 44 1.1 pk .mul: 45 1.3 uwe smul %o0, %o1, %o0 46 1.1 pk retl 47 1.3 uwe rd %y, %o1 48 1.1 pk .LLfe2: 49 1.1 pk .size .mul,.LLfe2-.mul 50 1.1 pk 51 1.1 pk /*--- .udiv ---*/ 52 1.1 pk .align 4 53 1.1 pk .global .udiv 54 1.1 pk .type .udiv,@function 55 1.1 pk .udiv: 56 1.1 pk wr %g0, 0, %y 57 1.1 pk nop; nop; nop 58 1.1 pk retl 59 1.1 pk udiv %o0, %o1, %o0 60 1.1 pk .LLfe3: 61 1.1 pk .size .udiv,.LLfe3-.udiv 62 1.1 pk 63 1.1 pk /*--- .div ---*/ 64 1.1 pk .align 4 65 1.1 pk .global .div 66 1.1 pk .type .div,@function 67 1.1 pk .div: 68 1.1 pk sra %o0, 31, %g2 69 1.1 pk wr %g2, 0, %y 70 1.1 pk nop; nop; nop 71 1.1 pk retl 72 1.1 pk sdiv %o0, %o1, %o0 73 1.1 pk .LLfe4: 74 1.1 pk .size .div,.LLfe4-.div 75 1.1 pk 76 1.1 pk /*--- .urem ---*/ 77 1.1 pk .align 4 78 1.1 pk .global .urem 79 1.1 pk .type .urem,@function 80 1.1 pk .urem: 81 1.1 pk wr %g0, %g0, %y 82 1.1 pk nop; nop; nop 83 1.1 pk udiv %o0, %o1, %g2 84 1.1 pk smul %g2, %o1, %g2 85 1.1 pk retl 86 1.1 pk sub %o0, %g2, %o0 87 1.1 pk .LLfe5: 88 1.1 pk .size .urem,.LLfe5-.urem 89 1.1 pk 90 1.1 pk /*--- .rem ---*/ 91 1.1 pk .align 4 92 1.1 pk .global .rem 93 1.1 pk .type .rem,@function 94 1.1 pk .rem: 95 1.1 pk sra %o0, 31, %g3 96 1.1 pk wr %g3, 0, %y 97 1.1 pk nop; nop; nop 98 1.1 pk sdiv %o0, %o1, %g2 99 1.1 pk smul %g2, %o1, %g2 100 1.1 pk retl 101 1.1 pk sub %o0, %g2, %o0 102 1.1 pk .LLfe6: 103 1.1 pk .size .rem,.LLfe6-.rem 104 1.1 pk !.ident "GCC: (GNU) 2.95.3 20010315 (release) (NetBSD nb3)" 105
Indexes created Tue Sep 23 14:10:03 GMT 2025