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Merge pull request #5786 from OFFTKP/fist

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Extend FIST tests to check for indefinite value
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Ryan Houdek authored and GitHub committed 2026-07-24 09:27:22 -07:00
2 parents 464ec9d0bc 86c20d0519
commit 7a3fdefafb
6 files changed
+84 -3
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unittests/ASM/X87/invalid_fist_nan_16bit.asm
+24
View File
@@ -0,0 +1,24 @@
%ifdef CONFIG
{
"RegData": {
"RAX": "1",
"RBX": "0x8000"
}
}
%endif
fldz
fldz
fdiv
fistp word [rel .dummy]
fstsw ax
and rax, 1
movzx ebx, word [rel .dummy]
hlt
align 4096
.dummy: dw 0
unittests/ASM/X87/invalid_fist_nan_32bit.asm
+24
View File
@@ -0,0 +1,24 @@
%ifdef CONFIG
{
"RegData": {
"RAX": "1",
"RBX": "0x80000000"
}
}
%endif
fldz
fldz
fdiv
fistp dword [rel .dummy]
fstsw ax
and rax, 1
mov ebx, dword [rel .dummy]
hlt
align 4096
.dummy: dd 0
unittests/ASM/X87/invalid_fist_nan_64bit.asm
+24
View File
@@ -0,0 +1,24 @@
%ifdef CONFIG
{
"RegData": {
"RAX": "1",
"RBX": "0x8000000000000000"
}
}
%endif
fldz
fldz
fdiv
fistp qword [rel .dummy]
fstsw ax
and rax, 1
mov rbx, qword [rel .dummy]
hlt
align 4096
.dummy: dq 0
unittests/ASM/X87/invalid_fist_overflow_16bit.asm
+4 -1
View File
@@ -1,7 +1,8 @@
%ifdef CONFIG
{
"RegData": {
"RAX": "1"
"RAX": "1",
"RBX": "0x8000"
}
}
%endif
@@ -21,6 +22,8 @@ fistp word [rel .dummy]
fstsw ax
and rax, 1
movzx ebx, word [rel .dummy]
hlt
align 4096
unittests/ASM/X87/invalid_fist_overflow_32bit.asm
+4 -1
View File
@@ -1,7 +1,8 @@
%ifdef CONFIG
{
"RegData": {
"RAX": "1"
"RAX": "1",
"RBX": "0x80000000"
}
}
%endif
@@ -21,6 +22,8 @@ fistp dword [rel .dummy]
fstsw ax
and rax, 1
mov ebx, dword [rel .dummy]
hlt
align 4096
unittests/ASM/X87/invalid_fist_overflow_64bit.asm
+4 -1
View File
@@ -1,7 +1,8 @@
%ifdef CONFIG
{
"RegData": {
"RAX": "1"
"RAX": "1",
"RBX": "0x8000000000000000"
}
}
%endif
@@ -21,6 +22,8 @@ fistp qword [rel .dummy]
fstsw ax
and rax, 1
mov rbx, qword [rel .dummy]
hlt
align 4096