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3d1369a6e0
Tests for 64bit FPU instructions on MIPS32 platforms. Some mips instructions can cause SIGILL (Illegal instruction), so we need to add SIGILL signal and a proper handler for that signal. git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13817
26 lines
1.0 KiB
C
26 lines
1.0 KiB
C
#include <stdio.h>
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int main ()
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{
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int out [] = {0, 0};
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unsigned long long in [] = {0x405EE0A3D70A3D71ULL, 0x3FF0000000000000ULL};
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__asm__ volatile("cfc1 $a1, $31" "\n\t"
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"ldc1 $f0, 0(%0)" "\n\t"
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"ctc1 $zero, $31" "\n\t"
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"round.w.d $f0, $f0" "\n\t"
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"cfc1 $a2, $31" "\n\t"
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"sw $a2, 0(%1)" "\n\t"
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"ldc1 $f0, 8(%0)" "\n\t"
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"ctc1 $zero, $31" "\n\t"
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"round.w.d $f0, $f0" "\n\t"
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"cfc1 $a2, $31" "\n\t"
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"sw $a2, 4(%1)" "\n\t"
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"ctc1 $a1, $31" "\n\t"
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:
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: "r" (in), "r" (out)
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: "a1", "a2", "t0", "$f0", "$f1"
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);
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printf("FCSR::1: 0x%x, 2: 0x%x\n", out[0], out[1]);
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return 0;
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}
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