40 lines
1.1 KiB
C
40 lines
1.1 KiB
C
//===-- call_apsr.h - Helpers for ARM EABI floating point tests -----------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file declares helpers for ARM EABI floating point tests for the
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// compiler_rt library.
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//
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//===----------------------------------------------------------------------===//
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#ifndef CALL_APSR_H
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#define CALL_APSR_H
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#if __BYTE_ORDER__ != __ORDER_LITTLE_ENDIAN__
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#error big endian support not implemented
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#endif
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union cpsr {
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struct {
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uint32_t filler: 28;
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uint32_t v: 1;
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uint32_t c: 1;
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uint32_t z: 1;
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uint32_t n: 1;
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} flags;
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uint32_t value;
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};
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extern __attribute__((pcs("aapcs")))
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uint32_t call_apsr_f(float a, float b, __attribute__((pcs("aapcs"))) void (*fn)(float, float));
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extern __attribute__((pcs("aapcs")))
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uint32_t call_apsr_d(double a, double b, __attribute__((pcs("aapcs"))) void (*fn)(double, double));
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#endif // CALL_APSR_H
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