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runtime: expose more libm functions

This commit is contained in:
Sebastien Bourdeauducq 2020-08-12 13:36:06 +08:00
parent c6f0c4dca4
commit d8cd5023f6
4 changed files with 44 additions and 6 deletions
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42
artiq/firmware/ksupport/api.rs
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@ -67,10 +67,48 @@ static mut API: &'static [(&'static str, *const ())] = &[
api!(memcmp, extern { fn memcmp(a: *const u8, b: *mut u8, size: usize); }), api!(memcmp, extern { fn memcmp(a: *const u8, b: *mut u8, size: usize); }),
/* libm */ /* libm */
api!(sqrt), // commented out functions are not available with the libm used here, but are available in NAR3.
api!(round), api!(acos),
api!(acosh),
api!(asin),
api!(asinh),
api!(atan),
api!(atan2),
api!(atanh),
api!(cbrt),
api!(ceil),
api!(cos),
api!(cosh),
api!(erf),
api!(erfc),
api!(exp),
//api!(exp2),
//api!(exp10),
api!(expm1),
api!(fabs),
api!(floor), api!(floor),
//api!(fma),
api!(fmod), api!(fmod),
api!(hypot),
api!(j0),
api!(j1),
api!(jn),
api!(lgamma),
api!(log),
//api!(log2),
api!(log10),
api!(pow),
api!(round),
api!(sin),
api!(sinh),
api!(sqrt),
api!(tan),
api!(tanh),
//api!(tgamma),
//api!(trunc),
api!(y0),
api!(y1),
api!(yn),
/* exceptions */ /* exceptions */
api!(_Unwind_Resume = ::unwind::_Unwind_Resume), api!(_Unwind_Resume = ::unwind::_Unwind_Resume),

2
artiq/firmware/ksupport/glue.c
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@ -15,7 +15,7 @@ void send_to_core_log(struct slice str);
void send_to_rtio_log(struct slice data); void send_to_rtio_log(struct slice data);
#define KERNELCPU_EXEC_ADDRESS 0x40800000 #define KERNELCPU_EXEC_ADDRESS 0x40800000
#define KERNELCPU_PAYLOAD_ADDRESS 0x40840000 #define KERNELCPU_PAYLOAD_ADDRESS 0x40860000
#define KERNELCPU_LAST_ADDRESS 0x4fffffff #define KERNELCPU_LAST_ADDRESS 0x4fffffff
#define KSUPPORT_HEADER_SIZE 0x80 #define KSUPPORT_HEADER_SIZE 0x80

4
artiq/firmware/ksupport/ksupport.ld
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@ -6,12 +6,12 @@ ENTRY(_reset_handler)
* code/data/heap, then comes kernel memory. * code/data/heap, then comes kernel memory.
* Next 4M of main memory are reserved for * Next 4M of main memory are reserved for
* the background RPC queue. * the background RPC queue.
* First 256K of kernel memory are for support code. * First 384K of kernel memory are for support code.
* Support code is loaded at ORIGIN-0x80 so that ELF headers * Support code is loaded at ORIGIN-0x80 so that ELF headers
* are also loaded. * are also loaded.
*/ */
MEMORY { MEMORY {
ksupport (RWX) : ORIGIN = 0x40800000, LENGTH = 0x40000 ksupport (RWX) : ORIGIN = 0x40800000, LENGTH = 0x60000
} }
/* Kernel stack is at the end of main RAM. */ /* Kernel stack is at the end of main RAM. */

2
artiq/firmware/libproto_artiq/kernel_proto.rs
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@ -2,7 +2,7 @@ use core::fmt;
use dyld; use dyld;
pub const KERNELCPU_EXEC_ADDRESS: usize = 0x40800000; pub const KERNELCPU_EXEC_ADDRESS: usize = 0x40800000;
pub const KERNELCPU_PAYLOAD_ADDRESS: usize = 0x40840000; pub const KERNELCPU_PAYLOAD_ADDRESS: usize = 0x40860000;
pub const KERNELCPU_LAST_ADDRESS: usize = 0x4fffffff; pub const KERNELCPU_LAST_ADDRESS: usize = 0x4fffffff;
pub const KSUPPORT_HEADER_SIZE: usize = 0x80; pub const KSUPPORT_HEADER_SIZE: usize = 0x80;