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Added tests for full coverage of the FPU result sign module

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Dygore 2023-04-14 00:33:53 -05:00
parent 7ef57b77b9
commit 69b4751162
1 changed files with 15 additions and 3 deletions
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18
tests/coverage/fpu.S
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@ -32,10 +32,19 @@ main:
csrs mstatus, t0
#Pull denormalized FP number from memory and pass it to fclass.S for coverage
la t0, TestData
la t0, TestData1
flw ft0, 0(t0)
fclass.s t1, ft0
#Result Sign Test Coverage
la t0, TestData2
flw ft0, 0(t0)
flw ft1, 4(t0)
fadd.s ft2, ft0, ft1 #Adds coverage for inf as arg for FADD
flw ft2, 4(t0)
fmsub.s ft3, ft0, ft1, ft2 #Adds coverage for fmaAs or Z Sign Bit
# Test legal instructions not covered elsewhere
flq ft0, 0(a0)
flh ft0, 8(a0)
@ -105,5 +114,8 @@ main:
.section .data
.align 3
TestData:
.int 0x00100000 #Denormalized FP number
TestData1:
.int 0x00100000 #Denormalized FP number
TestData2:
.word 0x60000001 #Random FP Number (Pos)
.word 0x7f800000 #INF