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Add comments to fpu.S indicating which lines of src/fpu/fctrl.sv are covered

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This commit is contained in:
Marcus Mellor 2023-03-30 20:01:11 -05:00
parent 64f15d48de
commit d8bbb4286e
1 changed files with 5 additions and 2 deletions
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7
tests/coverage/fpu.S
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@ -28,7 +28,7 @@
main:
bseti t0, zero, 14 # turn on FPU
#bseti t0, zero, 14 # turn on FPU
csrs mstatus, t0
# Test legal instructions not covered elsewhere
@ -36,8 +36,12 @@ main:
flh ft0, 8(a0)
fsq ft0, 0(a0)
fsh ft0, 8(a0)
# Tests for fpu/fctrl.sv
## The following cover lines 149 to 154
fcvt.h.s ft1, ft0
fcvt.q.s ft2, ft0
## The following cover lines 179 to 204
fcvt.h.w ft3, a0
fcvt.h.wu ft3, a0
fcvt.h.l ft3, a0
@ -55,7 +59,6 @@ main:
fcvt.l.q a0, ft3
fcvt.lu.q a0, ft3
# Test illegal instructions are detected
.word 0x00000007 // illegal floating-point load (bad Funct3)
.word 0x00000027 // illegal floating-point store (bad Funct3)