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Improve signal handling and math

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- Polyfill ucontext_t on FreeBSD/OpenBSD/NetBSD
- Add tests confirming signals can edit CPU state
- Work towards supporting ZIP filesystem on bare metal
- Add more tinymath unit tests for POSIX conformance
- Add X87 and SSE status flags to crash report
- Fix some bugs in blinkenlights
- Fix llvm build breakage
This commit is contained in:
Justine Tunney 2021-02-25 18:30:17 -08:00
parent cdc54ea1fd
commit 40291c9db3
109 changed files with 2316 additions and 520 deletions
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8
libc/runtime/pc.internal.h
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@ -58,8 +58,12 @@
B: FPU Busy ───────────┐│ │ │ ││││││││
││┌┴┐┌┼┐││││││││
│↓│ │↓↓↓││││││││*/
#define FPU_IE 0b0000000000100000000000001
#define FPU_ZE 0b0000000000100000000000100
#define FPU_IE 0b0000000000000000000000001
#define FPU_DE 0b0000000000000000000000010
#define FPU_ZE 0b0000000000000000000000100
#define FPU_OE 0b0000000000000000000001000
#define FPU_UE 0b0000000000000000000010000
#define FPU_PE 0b0000000000000000000100000
#define FPU_SF 0b0000000000000000001000000
#define FPU_C0 0b0000000000000000100000000
#define FPU_C1 0b0000000000000001000000000