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picorv32
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280 Commits 2 Branches 1 Tag 2.8 MiB
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280 Commits

Author SHA1 Message Date
Clifford Wolf 82d837bf96 Be more explicit about single register file write port 2016-08-31 00:08:33 +02:00
Clifford Wolf 12c218c1b3 Using new yosys write_smt2 cmdline 2016-08-30 14:37:21 +02:00
Clifford Wolf 8710809978 Using new yosys write_smt2 cmdline 2016-08-30 12:44:03 +02:00
Clifford Wolf 6af226a385 Using fast mul in dhrystone benchmark 2016-08-30 11:24:04 +02:00
Tom Verbeure dc9b100814 Dhrystone: Add toolchain prefix to objcopy 2016-08-30 11:20:11 +02:00
Clifford Wolf 2603ca492b Merged picorv32_pcpi_fast_mul changes 2016-08-30 11:16:19 +02:00
Clifford Wolf bfba9b3eb3 Bugfix in picorv32_pcpi_fast_mul 2016-08-30 11:14:46 +02:00
Clifford Wolf b9ed4364d4 Merge branch 'fast_mul_opt' of https://github.com/wallclimber21/picorv32 2016-08-30 11:12:42 +02:00
Clifford Wolf cefe09b8d4 Minor fixes/cleanups in mul reset logic 2016-08-30 11:12:16 +02:00
Tom Verbeure 9201bff2ef Reduce rs1, rs2 from 64 to 33 bits to make life for synthesis tools easier. 2016-08-29 18:00:49 -07:00
John 9d13c05dd2 Merge pull request #1 from cliffordwolf/master 
Move forward to latest official version
 2016-08-29 17:44:00 -07:00
Clifford Wolf a6210c06d4 Added picorv32_pcpi_fast_mul core 2016-08-29 23:38:05 +02:00
Clifford Wolf 517f5ab28b Fixed bug in test firmware IRQ handling 2016-08-29 23:37:17 +02:00
Clifford Wolf 90070736d6 More asserts 2016-08-29 22:44:15 +02:00
Clifford Wolf 28fe45ffe9 Added more asserts to picorv32, more smtbmc examples 2016-08-29 17:23:00 +02:00
Clifford Wolf 72158ba4a5 Some minor cleanups 2016-08-26 23:56:04 +02:00
Clifford Wolf d1d3c3c5e1 Added next gen yosys-smtbmc verification scripts 2016-08-26 23:39:39 +02:00
Clifford Wolf 98d248d2c2 Finalized tracer support 2016-08-26 14:54:27 +02:00
Clifford Wolf 7094e61af7 Added tracer support (under construction) 2016-08-25 14:15:42 +02:00
Clifford Wolf 8043c90a04 Added REGS_INIT_ZERO parameter 2016-08-24 15:20:23 +02:00
Clifford Wolf bec8d6a6b9 Fixed "make check" for new yosys-smtbmc cmdline 2016-08-20 19:18:49 +02:00
Clifford Wolf 3e4fe5811c Some minor README changes 2016-08-20 19:04:30 +02:00
Clifford Wolf 22d73aafed Updated riscv-gnu-toolchain to git rev 7e48594 2016-08-17 01:06:10 +02:00
Clifford Wolf f9da3f2ce8 Minor fixes in scripts/icestorm/ 2016-07-14 09:07:52 +02:00
Clifford Wolf 288a043aca Fixed use-before-declaration problem with VCS 2016-06-09 11:57:23 +02:00
Clifford Wolf b99610fee3 Using newlib libc from riscv-tools in dhrystone benchmark 2016-06-07 17:09:26 +02:00
Clifford Wolf bf062e39ac Added STACKADDR parameter 2016-06-07 17:05:02 +02:00
Clifford Wolf f4bb91b060 RISC-V ISA 2.1 now calls "sbreak" officially "ebreak" 2016-06-06 10:46:52 +02:00
Clifford Wolf 490a734519 Encode in q0 LSB if interrupted instruction is compressed 2016-06-01 12:39:00 +02:00
Clifford Wolf fd18475e23 Do not wait for PCPI core when handling SCALL and SBREAK 2016-06-01 11:57:04 +02:00
Steve Kerrison 38d51a3383 Deassert pcpi_valid upon asserting sbreak IRQ 
This fixes #8
 2016-05-31 19:54:16 +01:00
Clifford Wolf d72b25993c Fixed irq.c instr decoder for compressed isa 2016-05-31 16:57:45 +02:00
Clifford Wolf 30e815d104 Updated riscv-gnu-toolchain version to git rev 13f52d2 (2016-05-31) 2016-05-31 16:21:24 +02:00
Clifford Wolf 614164aabc Added mem timing variations to scripts/csmith/ testbench 2016-05-07 22:13:18 +02:00
Clifford Wolf 8e91b1749e Fixed typo in testbench.v, closes #6 2016-05-06 15:55:36 +02:00
Clifford Wolf b2bcf143cb Now using a truly minimalist syscalls.c 2016-05-05 15:13:48 +02:00
Clifford Wolf a0d63ea588 Updated Dhrystone results (got ~1% worse with new gcc) 2016-05-05 12:45:28 +02:00
Clifford Wolf 88299374cf Updated riscv-gnu-toolchain to 34db4e0 (now using gcc 6.1.0) 2016-05-05 12:06:29 +02:00
Clifford Wolf 264a239a28 Improvements in scripts/csmith/ 2016-05-05 02:00:26 +02:00
Clifford Wolf 211fb521a8 Added scripts/csmith/ verilator support 2016-05-04 13:34:32 +02:00
Clifford Wolf 96831d720f Improved "make spike" in scripts/csmith/ 2016-05-04 10:34:56 +02:00
Clifford Wolf f4e42de247 Added console out to csmith spike 2016-05-04 09:10:58 +02:00
Clifford Wolf 6c69b3812e Using .vvp instead of .exe for iverilog executables 2016-05-04 08:57:16 +02:00
Clifford Wolf 84bd9e9b88 Added scripts/csmith/ spike support 2016-05-04 01:21:39 +02:00
Clifford Wolf 133befd278 Fixed SP init in scripts/{csmith,cxxdemo}/ 2016-05-04 00:43:08 +02:00
Clifford Wolf 3192555374 Added scripts/csmith/ 2016-05-03 16:53:22 +02:00
Clifford Wolf 76f30e4810 Updated stats for Vivado 2016.1 2016-04-20 11:38:13 +02:00
Clifford Wolf c2c3978db2 Improvements in dhrystone "make timing" 2016-04-14 00:50:26 +02:00
Clifford Wolf 63c28e4389 Update dbg_ signals synchronous to the actual launch of the new insn 2016-04-14 00:50:18 +02:00
Clifford Wolf 323d77ba5d Fixed "make timing" in dhrystone/ 2016-04-13 19:52:52 +02:00