diff options
Diffstat (limited to 'sysdeps/powerpc/powerpc64/fpu/s_ceil.S')
| -rw-r--r-- | sysdeps/powerpc/powerpc64/fpu/s_ceil.S | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/sysdeps/powerpc/powerpc64/fpu/s_ceil.S b/sysdeps/powerpc/powerpc64/fpu/s_ceil.S index 9809e24d26..a1bfaa70c2 100644 --- a/sysdeps/powerpc/powerpc64/fpu/s_ceil.S +++ b/sysdeps/powerpc/powerpc64/fpu/s_ceil.S @@ -22,9 +22,11 @@ .section ".toc","aw" .LC0: /* 2**52 */ .tc FD_43300000_0[TC],0x4330000000000000 +.LC1: /* -0.0 */ + .tc FD_80000000_0[TC],0x8000000000000000 .section ".text" -EALIGN (__ceil, 4, 0) +ENTRY (__ceil) CALL_MCOUNT 0 mffs fp11 /* Save current FPU rounding mode. */ lfd fp13,.LC0@toc(2) @@ -37,18 +39,17 @@ EALIGN (__ceil, 4, 0) ble- cr6,.L4 fadd fp1,fp1,fp13 /* x+= TWO52; */ fsub fp1,fp1,fp13 /* x-= TWO52; */ - fabs fp1,fp1 /* if (x == 0.0) */ - /* x = 0.0; */ +.L9: mtfsf 0x01,fp11 /* restore previous rounding mode. */ blr .L4: bge- cr6,.L9 /* if (x < 0.0) */ fsub fp1,fp1,fp13 /* x-= TWO52; */ fadd fp1,fp1,fp13 /* x+= TWO52; */ - fnabs fp1,fp1 /* if (x == 0.0) */ - /* x = -0.0; */ -.L9: + fcmpu cr5,fp1,fp12 /* if (x > 0.0) */ mtfsf 0x01,fp11 /* restore previous rounding mode. */ + bnelr+ cr5 + lfd fp1,.LC1@toc(2) /* x must be -0.0 for the 0.0 case. */ blr END (__ceil) |