44 lines
1.2 KiB
C
44 lines
1.2 KiB
C
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/* { dg-do compile { target { powerpc*-*-* } } } */
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/* { dg-require-effective-target powerpc_fprs } */
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/* { dg-options "-O2" } */
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/* { dg-final { scan-assembler-not "\[\+\]32768" } } */
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/* -O2 -m32 store to x.d in w was
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lis 9,x+32764@ha
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stw 10,x+32764@l(9)
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stw 11,x+32768@l(9) <-- wrap! */
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struct big {
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char a[32764];
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double d __attribute__ ((aligned (4)));
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} __attribute__ ((packed));
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extern struct big x;
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double y;
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void r (void)
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{
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double tmp = x.d;
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#if 1
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asm ("#": "+r" (tmp)
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: : "fr0", "fr1", "fr2", "fr3", "fr4", "fr5", "fr6", "fr7",
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"fr8", "fr9", "fr10", "fr11", "fr12", "fr13", "fr14", "fr15",
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"fr16", "fr17", "fr18", "fr19", "fr20", "fr21", "fr22", "fr23",
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"fr24", "fr25", "fr26", "fr27", "fr28", "fr29", "fr30", "fr31");
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#endif
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y = tmp;
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}
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void w (void)
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{
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double tmp = y;
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#if 1
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asm ("#": "+r" (tmp)
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: : "fr0", "fr1", "fr2", "fr3", "fr4", "fr5", "fr6", "fr7",
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"fr8", "fr9", "fr10", "fr11", "fr12", "fr13", "fr14", "fr15",
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"fr16", "fr17", "fr18", "fr19", "fr20", "fr21", "fr22", "fr23",
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"fr24", "fr25", "fr26", "fr27", "fr28", "fr29", "fr30", "fr31");
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#endif
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x.d = tmp;
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}
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