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Add the functions _Qp_cmp() and _Qp_cmpe() as described in the Sparc

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Compliance Definition.  On sparc64, GCC emits _Qp_cmp() calls for its
__builtin_isfoo() functions which are used for C99's isfoo() macros.

Approved by:	re(dwhite)
PR:		73782
This commit is contained in:
Stefan Farfeleder 2005-06-21 21:13:07 +00:00
parent 68ef20722d
commit 882cf65dd6
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=147519
1 changed files with 11 additions and 8 deletions
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19
lib/libc/sparc64/fpu/fpu_qp.c
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@ -86,11 +86,12 @@ _Qp_qto ## qname(u_int *c) \
#define FCC_LE(fcc) ((fcc) == FSR_CC_EQ || (fcc) == FSR_CC_LT)
#define FCC_LT(fcc) ((fcc) == FSR_CC_LT)
#define FCC_NE(fcc) ((fcc) != FSR_CC_EQ)
#define FCC_ID(fcc) (fcc)
#define _QP_CMP(name, cmpe, test) \
int _Qp_f ## name(u_int *a, u_int *b) ; \
int _Qp_ ## name(u_int *a, u_int *b) ; \
int \
_Qp_f ## name(u_int *a, u_int *b) \
_Qp_ ## name(u_int *a, u_int *b) \
{ \
struct fpemu fe; \
__asm __volatile("stx %%fsr, %0" : "=m" (fe.fe_fsr) :); \
@ -137,9 +138,11 @@ _QP_QTOT(x, x, long, &u.a)
_QP_QTOT(ui, i, u_int)
_QP_QTOT(ux, x, u_long, &u.a)
_QP_CMP(eq, 0, FCC_EQ)
_QP_CMP(ge, 0, FCC_GE)
_QP_CMP(gt, 0, FCC_GT)
_QP_CMP(le, 0, FCC_LE)
_QP_CMP(lt, 0, FCC_LT)
_QP_CMP(ne, 0, FCC_NE)
_QP_CMP(feq, 0, FCC_EQ)
_QP_CMP(fge, 0, FCC_GE)
_QP_CMP(fgt, 0, FCC_GT)
_QP_CMP(fle, 0, FCC_LE)
_QP_CMP(flt, 0, FCC_LT)
_QP_CMP(fne, 0, FCC_NE)
_QP_CMP(cmp, 0, FCC_ID)
_QP_CMP(cmpe, 1, FCC_ID)