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PowerPC: fix hypot/hypotf check for -INF

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Adhemerval Zanella 2013-05-17 08:12:16 -05:00
parent 2848b10585
commit 13d3b41a36
3 changed files with 12 additions and 6 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2013-05-17 Adhemerval Zanella <azanella@linux.vnet.ibm.com>
* sysdeps/powerpc/fpu/e_hypot.c (GET_TWO_FLOAT_WORD): Fix test for
negative infinity on POWER6 or lower.
* sysdeps/powerpc/fpu/e_hypotf.c (GET_TWO_FLOAT_WORD): Likewise.
2013-05-16 Maciej W. Rozycki <macro@codesourcery.com> 2013-05-16 Maciej W. Rozycki <macro@codesourcery.com>
[BZ #15442] [BZ #15442]

6
sysdeps/powerpc/fpu/e_hypot.c
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@ -54,13 +54,13 @@ static const double pdnum = 2.225073858507201e-308;
ieee_double_shape_type gh_u2; \ ieee_double_shape_type gh_u2; \
gh_u1.value = (d1); \ gh_u1.value = (d1); \
gh_u2.value = (d2); \ gh_u2.value = (d2); \
(i1) = gh_u1.parts.msw; \ (i1) = gh_u1.parts.msw & 0x7fffffff; \
(i2) = gh_u2.parts.msw; \ (i2) = gh_u2.parts.msw & 0x7fffffff; \
} while (0) } while (0)
# define TEST_INF_NAN(x, y) \ # define TEST_INF_NAN(x, y) \
do { \ do { \
int32_t hx, hy; \ uint32_t hx, hy; \
GET_TW0_HIGH_WORD(x, y, hx, hy); \ GET_TW0_HIGH_WORD(x, y, hx, hy); \
if (hy > hx) { \ if (hy > hx) { \
uint32_t ht = hx; hx = hy; hy = ht; \ uint32_t ht = hx; hx = hy; hy = ht; \

6
sysdeps/powerpc/fpu/e_hypotf.c
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@ -46,13 +46,13 @@ static const float two30 = 1.0737418e09;
ieee_float_shape_type gf_u2; \ ieee_float_shape_type gf_u2; \
gf_u1.value = (f1); \ gf_u1.value = (f1); \
gf_u2.value = (f2); \ gf_u2.value = (f2); \
(i1) = gf_u1.word; \ (i1) = gf_u1.word & 0x7fffffff; \
(i2) = gf_u2.word; \ (i2) = gf_u2.word & 0x7fffffff; \
} while (0) } while (0)
# define TEST_INF_NAN(x, y) \ # define TEST_INF_NAN(x, y) \
do { \ do { \
int32_t hx, hy; \ uint32_t hx, hy; \
GET_TWO_FLOAT_WORD(x, y, hx, hy); \ GET_TWO_FLOAT_WORD(x, y, hx, hy); \
if (hy > hx) { \ if (hy > hx) { \
uint32_t ht = hx; hx = hy; hy = ht; \ uint32_t ht = hx; hx = hy; hy = ht; \