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masking maskmax in breakpoints test #358

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masking maskmax in breakpoints test #358

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masking maskmax in breakpoints test
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@pentin-as
pentin-as committed Aug 24, 2021
commit 95da2944eaf3e928f4b072782733d951d067dfde
6 changes: 6 additions & 0 deletions isa/rv64mi/breakpoint.S
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Original file line number Diff line number Diff line change
Expand Up @@ -27,6 +27,8 @@ RVTEST_CODE_BEGIN
csrw tdata1, a0
# Skip if breakpoint type is unsupported.
csrr a1, tdata1
li a3, ~MCONTROL_MASKMAX(__riscv_xlen)
and a1, a1, a3
bne a0, a1, 2f
.align 2
1:
Expand All @@ -44,6 +46,8 @@ RVTEST_CODE_BEGIN
csrw tdata1, a0
# Skip if breakpoint type is unsupported.
csrr a1, tdata1
li a3, ~MCONTROL_MASKMAX(__riscv_xlen)
and a1, a1, a3
bne a0, a1, 2f
la a2, data1
csrw tdata2, a2
Expand All @@ -63,6 +67,8 @@ RVTEST_CODE_BEGIN
csrw tdata1, a0
# Skip if breakpoint type is unsupported.
csrr a1, tdata1
li a3, ~MCONTROL_MASKMAX(__riscv_xlen)
and a1, a1, a3
bne a0, a1, 2f

# Trap handler should skip this instruction.
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