(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.

[thirdparty/glibc.git] / sysdeps / powerpc / powerpc64 / fpu / s_floorf.S

diff --git a/sysdeps/powerpc/powerpc64/fpu/s_floorf.S b/sysdeps/powerpc/powerpc64/fpu/s_floorf.S
index bcdbf7823ddfa2d4a17957000b6cd53a9ae29885..20cbb15ebd8c456275ac6a1d53c8c31670687814 100644 (file)
--- a/sysdeps/powerpc/powerpc64/fpu/s_floorf.S
+++ b/sysdeps/powerpc/powerpc64/fpu/s_floorf.S
@@ -21,13 +21,13 @@
 
        .section        ".toc","aw"
 .LC0:  /* 2**23 */
-       .tc FD_4b000000_0[TC],0x4b00000000000000
+       .tc FD_41600000_0[TC],0x4160000000000000
        .section        ".text"
 
-EALIGN (__floorf, 4, 0)
+ENTRY (__floorf)
        CALL_MCOUNT 0
        mffs    fp11            /* Save current FPU rounding mode.  */
-       lfs     fp13,.LC0@toc(2)
+       lfd     fp13,.LC0@toc(2)
        fabs    fp0,fp1
        fsubs   fp12,fp13,fp13  /* generate 0.0  */
        fcmpu   cr7,fp0,fp13    /* if (fabs(x) > TWO23)  */
@@ -37,16 +37,15 @@ EALIGN (__floorf, 4, 0)
        ble-    cr6,.L4
        fadds   fp1,fp1,fp13    /* x+= TWO23;  */
        fsubs   fp1,fp1,fp13    /* x-= TWO23;  */
-       fabs    fp1,fp1         /* if (x == 0.0)  */
-                               /* x = 0.0; */
+       fcmpu   cr5,fp1,fp12    /* if (x > 0.0)  */
        mtfsf   0x01,fp11       /* restore previous rounding mode.  */
+       bnelr+  cr5
+       fmr     fp1,fp12        /* x must be +0.0 for the 0.0 case.  */
        blr
 .L4:
        bge-    cr6,.L9         /* if (x < 0.0)  */
        fsubs   fp1,fp1,fp13    /* x-= TWO23;  */
        fadds   fp1,fp1,fp13    /* x+= TWO23;  */
-       fnabs   fp1,fp1         /* if (x == 0.0)  */
-                               /* x = -0.0; */
 .L9:
        mtfsf   0x01,fp11       /* restore previous rounding mode.  */  
        blr