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77 lines
1.6 KiB
C
77 lines
1.6 KiB
C
#ifndef CRISUTILS_H
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#define CRISUTILS_H 1
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static char *tst_cc_loc = NULL;
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#define cris_tst_cc_init() \
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do { tst_cc_loc = "test_cc failed at " CURRENT_LOCATION; } while(0)
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/* We need a real symbol to signal error. */
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void _err(void) {
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if (!tst_cc_loc)
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tst_cc_loc = "tst_cc_failed\n";
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_fail(tst_cc_loc);
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}
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static always_inline void cris_tst_cc_n1(void)
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{
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asm volatile ("bpl _err\n"
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"nop\n");
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}
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static always_inline void cris_tst_cc_n0(void)
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{
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asm volatile ("bmi _err\n"
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"nop\n");
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}
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static always_inline void cris_tst_cc_z1(void)
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{
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asm volatile ("bne _err\n"
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"nop\n");
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}
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static always_inline void cris_tst_cc_z0(void)
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{
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asm volatile ("beq _err\n"
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"nop\n");
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}
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static always_inline void cris_tst_cc_v1(void)
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{
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asm volatile ("bvc _err\n"
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"nop\n");
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}
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static always_inline void cris_tst_cc_v0(void)
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{
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asm volatile ("bvs _err\n"
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"nop\n");
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}
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static always_inline void cris_tst_cc_c1(void)
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{
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asm volatile ("bcc _err\n"
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"nop\n");
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}
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static always_inline void cris_tst_cc_c0(void)
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{
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asm volatile ("bcs _err\n"
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"nop\n");
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}
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static always_inline void cris_tst_mov_cc(int n, int z)
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{
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if (n) cris_tst_cc_n1(); else cris_tst_cc_n0();
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if (z) cris_tst_cc_z1(); else cris_tst_cc_z0();
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asm volatile ("" : : "g" (_err));
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}
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static always_inline void cris_tst_cc(const int n, const int z,
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const int v, const int c)
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{
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if (n) cris_tst_cc_n1(); else cris_tst_cc_n0();
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if (z) cris_tst_cc_z1(); else cris_tst_cc_z0();
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if (v) cris_tst_cc_v1(); else cris_tst_cc_v0();
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if (c) cris_tst_cc_c1(); else cris_tst_cc_c0();
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asm volatile ("" : : "g" (_err));
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}
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#endif
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