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| author | Richard Xia <rxia@sifive.com> | 2017-08-07 16:57:14 -0700 |
|---|---|---|
| committer | Richard Xia <rxia@sifive.com> | 2017-08-07 16:57:14 -0700 |
| commit | de8fd3d35667d84a6de3aa5cd91d3da3b437b00e (patch) | |
| tree | fa2177755d9d74327f0ce3da3a1e264f08284bd5 /isa/rv64si | |
| parent | c26d7f39e6fabde07f16fd35d67a2414e674d488 (diff) | |
| download | riscv-tests-de8fd3d35667d84a6de3aa5cd91d3da3b437b00e.zip riscv-tests-de8fd3d35667d84a6de3aa5cd91d3da3b437b00e.tar.gz riscv-tests-de8fd3d35667d84a6de3aa5cd91d3da3b437b00e.tar.bz2 | |
rv64[ms]i-csr: Only emit F instructions when compiled for F.
Diffstat (limited to 'isa/rv64si')
| -rw-r--r-- | isa/rv64si/csr.S | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/isa/rv64si/csr.S b/isa/rv64si/csr.S index 0576678..83e9cae 100644 --- a/isa/rv64si/csr.S +++ b/isa/rv64si/csr.S @@ -47,10 +47,15 @@ RVTEST_CODE_BEGIN # If so, make sure FP stores have no effect when mstatus.FS is off. li a1, MSTATUS_FS csrs mstatus, a1 +#ifdef __riscv_flen fmv.s.x f0, x0 csrc mstatus, a1 la a1, fsw_data TEST_CASE(10, a0, 1, fsw f0, (a1); lw a0, (a1)); +#else + # Fail if this test is compiled without F but executed on a core with F. + TEST_CASE(10, zero, 1) +#endif 1: # Figure out if 'U' is set in misa @@ -58,7 +63,7 @@ RVTEST_CODE_BEGIN srli a0, a0, 20 # a0 = a0 >> 20 andi a0, a0, 1 # a0 = a0 & 1 beqz a0, finish # if no user mode, skip the rest of these checks -#endif +#endif /* __MACHINE_MODE */ # jump to user land li t0, SSTATUS_SPP |