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[official-gcc.git] / gomp-20050608-branch / gcc / testsuite / gcc.c-torture / compile / 20031220-2.c
blob45c82779400d86cbd4a735c58cc9afd7dffe9327
1 /* PR target/12749
2 Orgin: Matt Thomas <matt@3am-software.com>
3 This used to cause GCC to write out an instruction for i386 when using a L64 host
4 which gas could not handle because GCC would write a full 64bit hex string out. */
7 float fabsf (float);
8 typedef int __int32_t;
9 typedef unsigned int __uint32_t;
10 typedef union
12 float value;
13 __uint32_t word;
14 } ieee_float_shape_type;
15 extern float __ieee754_expf (float);
16 extern float __ieee754_sinhf (float);
17 static const float one = 1.0, shuge = 1.0e37;
18 float
19 __ieee754_sinhf(float x)
21 float t,w,h;
22 __int32_t ix,jx;
23 do { ieee_float_shape_type gf_u; gf_u.value = (x); (jx) = gf_u.word; } while (0);
24 ix = jx&0x7fffffff;
25 if(ix>=0x7f800000) return x+x;
26 h = 0.5;
27 if (jx<0) h = -h;
28 if (ix < 0x41b00000) {
29 if (ix<0x31800000)
30 if(shuge+x>one) return x;
31 t = expm1f(fabsf(x));
32 if(ix<0x3f800000) return h*((float)2.0*t-t*t/(t+one));
33 return h*(t+t/(t+one));
35 if (ix < 0x42b17180) return h*__ieee754_expf(fabsf(x));
36 if (ix<=0x42b2d4fc) {
37 w = __ieee754_expf((float)0.5*fabsf(x));
38 t = h*w;
39 return t*w;
41 return x*shuge;