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| author | Pavel Pisa <pisa@cmp.felk.cvut.cz> | 2019-02-08 20:40:08 +0100 |
|---|---|---|
| committer | Pavel Pisa <pisa@cmp.felk.cvut.cz> | 2019-02-08 20:40:08 +0100 |
| commit | 737fc7e309ff02c4bb02568fec82cb8215d7bb99 (patch) | |
| tree | 57e0c4fe8d64774f5b1c36f88b15ff08bdf54fd5 /qtmips_machine/alu.cpp | |
| parent | c22e9cb1e18f35d02eb76b4f03a319a673168285 (diff) | |
| download | qtmips-737fc7e309ff02c4bb02568fec82cb8215d7bb99.tar.gz qtmips-737fc7e309ff02c4bb02568fec82cb8215d7bb99.tar.bz2 qtmips-737fc7e309ff02c4bb02568fec82cb8215d7bb99.zip | |
Minimal implementation of RDHWR to support dummy TLS region.
Signed-off-by: Pavel Pisa <pisa@cmp.felk.cvut.cz>
Diffstat (limited to 'qtmips_machine/alu.cpp')
| -rw-r--r-- | qtmips_machine/alu.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/qtmips_machine/alu.cpp b/qtmips_machine/alu.cpp index 2ac27a5..ad0e3c9 100644 --- a/qtmips_machine/alu.cpp +++ b/qtmips_machine/alu.cpp @@ -134,7 +134,9 @@ std::uint32_t machine::alu_operate(enum AluOp operation, std::uint32_t s, std::u return t; case ALU_OP_BREAK: return 0; - case ALU_OP_SYSCALL: // Pass s argument without change for JAL + case ALU_OP_SYSCALL: + return 0; + case ALU_OP_RDHWR: return 0; default: throw QTMIPS_EXCEPTION(UnsupportedAluOperation, "Unknown ALU operation", QString::number(operation, 16)); |