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synced 2024-12-24 11:29:10 +00:00
Return zero on success from su*. Apparently no one checks the return
values. Add traces to fubyte, subyte, etc. These are useful for catching errors. due to alignment since its usually not checked for by the caller.
This commit is contained in:
Jake Burkholder
parent
72ec63a53d
commit
7e16bdb39b
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=85238
@ -231,8 +231,9 @@
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#define SU_ALIGNED(storer, label) \
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CATCH_SETUP(label) ; \
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storer %o1, [%o0] ASI_AIUP ; \
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CATCH_END() ; \
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retl ; \
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CATCH_END()
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clr %o0
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#define SU_BYTES(storer, size, label) \
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btst (size) - 1, %o0 ; \
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@ -428,6 +429,11 @@ END(copystr)
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* int fubyte(const void *base)
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*/
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ENTRY(fubyte)
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#if KTR_COMPILE & KTR_CT1
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CATR(KTR_CT1, "fubyte: base=%#lx", %g1, %g2, %g3, 7, 8, 9)
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stx %o0, [%g1 + KTR_PARM1]
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9:
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#endif
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FU_ALIGNED(lduba, .Lfsfault)
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END(fubyte)
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@ -435,6 +441,11 @@ END(fubyte)
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* int fusword(const void *base)
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*/
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ENTRY(fusword)
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#if KTR_COMPILE & KTR_CT1
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CATR(KTR_CT1, "fusword: base=%#lx", %g1, %g2, %g3, 7, 8, 9)
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stx %o0, [%g1 + KTR_PARM1]
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9:
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#endif
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FU_BYTES(lduwa, 2, .Lfsfault)
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END(fusword)
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@ -442,6 +453,11 @@ END(fusword)
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* int fuswintr(const void *base)
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*/
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ENTRY(fuswintr)
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#if KTR_COMPILE & KTR_CT1
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CATR(KTR_CT1, "fuswintr: base=%#lx", %g1, %g2, %g3, 7, 8, 9)
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stx %o0, [%g1 + KTR_PARM1]
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9:
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#endif
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FU_BYTES(lduwa, 2, fsbail)
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END(fuswintr)
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@ -449,6 +465,11 @@ END(fuswintr)
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* int fuword(const void *base)
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*/
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ENTRY(fuword)
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#if KTR_COMPILE & KTR_CT1
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CATR(KTR_CT1, "fuword: base=%#lx", %g1, %g2, %g3, 7, 8, 9)
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stx %o0, [%g1 + KTR_PARM1]
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9:
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#endif
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FU_BYTES(ldxa, 8, .Lfsfault)
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END(fuword)
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@ -456,6 +477,11 @@ END(fuword)
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* int subyte(const void *base)
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*/
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ENTRY(subyte)
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#if KTR_COMPILE & KTR_CT1
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CATR(KTR_CT1, "subyte: base=%#lx", %g1, %g2, %g3, 7, 8, 9)
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stx %o0, [%g1 + KTR_PARM1]
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9:
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#endif
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SU_ALIGNED(stba, .Lfsfault)
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END(subyte)
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@ -463,6 +489,11 @@ END(subyte)
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* int suibyte(const void *base)
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*/
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ENTRY(suibyte)
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#if KTR_COMPILE & KTR_CT1
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CATR(KTR_CT1, "suibyte: base=%#lx", %g1, %g2, %g3, 7, 8, 9)
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stx %o0, [%g1 + KTR_PARM1]
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9:
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#endif
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SU_ALIGNED(stba, fsbail)
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END(suibyte)
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@ -470,6 +501,11 @@ END(suibyte)
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* int susword(const void *base)
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*/
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ENTRY(susword)
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#if KTR_COMPILE & KTR_CT1
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CATR(KTR_CT1, "susword: base=%#lx", %g1, %g2, %g3, 7, 8, 9)
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stx %o0, [%g1 + KTR_PARM1]
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9:
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#endif
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SU_BYTES(stwa, 2, .Lfsfault)
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END(susword)
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@ -477,6 +513,11 @@ END(susword)
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* int suswintr(const void *base)
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*/
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ENTRY(suswintr)
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#if KTR_COMPILE & KTR_CT1
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CATR(KTR_CT1, "suswintr: base=%#lx", %g1, %g2, %g3, 7, 8, 9)
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stx %o0, [%g1 + KTR_PARM1]
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9:
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#endif
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SU_BYTES(stwa, 2, fsbail)
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END(suswintr)
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@ -484,17 +525,43 @@ END(suswintr)
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* int suword(const void *base)
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*/
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ENTRY(suword)
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#if KTR_COMPILE & KTR_CT1
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CATR(KTR_CT1, "suword: base=%#lx", %g1, %g2, %g3, 7, 8, 9)
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stx %o0, [%g1 + KTR_PARM1]
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9:
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#endif
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SU_BYTES(stxa, 8, .Lfsfault)
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END(suword)
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ENTRY(fsbail)
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nop
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.Lfsfault:
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CATCH_END()
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.align 16
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.Lfsalign:
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#if KTR_COMPILE & KTR_CT1
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CATR(KTR_CT1, "{f,s}u*: alignment", %g1, %g2, %g3, 7, 8, 9)
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9:
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#endif
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retl
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mov -1, %o0
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.align 16
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.Lfsfault:
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#if KTR_COMPILE & KTR_CT1
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CATR(KTR_CT1, "{f,s}u*: fault", %g1, %g2, %g3, 7, 8, 9)
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9:
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#endif
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CATCH_END()
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retl
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mov -1, %o0
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ENTRY(fsbail)
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#if KTR_COMPILE & KTR_CT1
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CATR(KTR_CT1, "{f,s}uswintr: bail", %g1, %g2, %g3, 7, 8, 9)
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9:
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#endif
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CATCH_END()
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retl
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mov -1, %o0
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END(fsbail)
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ENTRY(longjmp)
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set 1, %g3
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movrz %o1, %o1, %g3
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@ -231,8 +231,9 @@
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#define SU_ALIGNED(storer, label) \
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CATCH_SETUP(label) ; \
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storer %o1, [%o0] ASI_AIUP ; \
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CATCH_END() ; \
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retl ; \
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CATCH_END()
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clr %o0
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#define SU_BYTES(storer, size, label) \
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btst (size) - 1, %o0 ; \
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@ -428,6 +429,11 @@ END(copystr)
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* int fubyte(const void *base)
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*/
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ENTRY(fubyte)
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#if KTR_COMPILE & KTR_CT1
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CATR(KTR_CT1, "fubyte: base=%#lx", %g1, %g2, %g3, 7, 8, 9)
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stx %o0, [%g1 + KTR_PARM1]
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9:
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#endif
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FU_ALIGNED(lduba, .Lfsfault)
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END(fubyte)
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@ -435,6 +441,11 @@ END(fubyte)
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* int fusword(const void *base)
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*/
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ENTRY(fusword)
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#if KTR_COMPILE & KTR_CT1
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CATR(KTR_CT1, "fusword: base=%#lx", %g1, %g2, %g3, 7, 8, 9)
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stx %o0, [%g1 + KTR_PARM1]
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9:
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#endif
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FU_BYTES(lduwa, 2, .Lfsfault)
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END(fusword)
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@ -442,6 +453,11 @@ END(fusword)
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* int fuswintr(const void *base)
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*/
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ENTRY(fuswintr)
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#if KTR_COMPILE & KTR_CT1
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CATR(KTR_CT1, "fuswintr: base=%#lx", %g1, %g2, %g3, 7, 8, 9)
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stx %o0, [%g1 + KTR_PARM1]
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9:
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#endif
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FU_BYTES(lduwa, 2, fsbail)
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END(fuswintr)
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@ -449,6 +465,11 @@ END(fuswintr)
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* int fuword(const void *base)
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*/
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ENTRY(fuword)
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#if KTR_COMPILE & KTR_CT1
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CATR(KTR_CT1, "fuword: base=%#lx", %g1, %g2, %g3, 7, 8, 9)
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stx %o0, [%g1 + KTR_PARM1]
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9:
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#endif
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FU_BYTES(ldxa, 8, .Lfsfault)
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END(fuword)
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@ -456,6 +477,11 @@ END(fuword)
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* int subyte(const void *base)
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*/
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ENTRY(subyte)
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#if KTR_COMPILE & KTR_CT1
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CATR(KTR_CT1, "subyte: base=%#lx", %g1, %g2, %g3, 7, 8, 9)
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stx %o0, [%g1 + KTR_PARM1]
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9:
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#endif
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SU_ALIGNED(stba, .Lfsfault)
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END(subyte)
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@ -463,6 +489,11 @@ END(subyte)
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* int suibyte(const void *base)
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*/
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ENTRY(suibyte)
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#if KTR_COMPILE & KTR_CT1
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CATR(KTR_CT1, "suibyte: base=%#lx", %g1, %g2, %g3, 7, 8, 9)
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stx %o0, [%g1 + KTR_PARM1]
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9:
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#endif
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SU_ALIGNED(stba, fsbail)
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END(suibyte)
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@ -470,6 +501,11 @@ END(suibyte)
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* int susword(const void *base)
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*/
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ENTRY(susword)
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#if KTR_COMPILE & KTR_CT1
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CATR(KTR_CT1, "susword: base=%#lx", %g1, %g2, %g3, 7, 8, 9)
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stx %o0, [%g1 + KTR_PARM1]
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9:
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#endif
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SU_BYTES(stwa, 2, .Lfsfault)
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END(susword)
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@ -477,6 +513,11 @@ END(susword)
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* int suswintr(const void *base)
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*/
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ENTRY(suswintr)
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#if KTR_COMPILE & KTR_CT1
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CATR(KTR_CT1, "suswintr: base=%#lx", %g1, %g2, %g3, 7, 8, 9)
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stx %o0, [%g1 + KTR_PARM1]
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9:
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#endif
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SU_BYTES(stwa, 2, fsbail)
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END(suswintr)
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@ -484,17 +525,43 @@ END(suswintr)
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* int suword(const void *base)
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*/
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ENTRY(suword)
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#if KTR_COMPILE & KTR_CT1
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CATR(KTR_CT1, "suword: base=%#lx", %g1, %g2, %g3, 7, 8, 9)
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stx %o0, [%g1 + KTR_PARM1]
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9:
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#endif
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SU_BYTES(stxa, 8, .Lfsfault)
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END(suword)
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ENTRY(fsbail)
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nop
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.Lfsfault:
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CATCH_END()
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.align 16
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.Lfsalign:
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#if KTR_COMPILE & KTR_CT1
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CATR(KTR_CT1, "{f,s}u*: alignment", %g1, %g2, %g3, 7, 8, 9)
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9:
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#endif
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retl
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mov -1, %o0
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.align 16
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.Lfsfault:
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#if KTR_COMPILE & KTR_CT1
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CATR(KTR_CT1, "{f,s}u*: fault", %g1, %g2, %g3, 7, 8, 9)
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9:
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#endif
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CATCH_END()
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retl
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mov -1, %o0
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ENTRY(fsbail)
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#if KTR_COMPILE & KTR_CT1
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CATR(KTR_CT1, "{f,s}uswintr: bail", %g1, %g2, %g3, 7, 8, 9)
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9:
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#endif
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CATCH_END()
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retl
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mov -1, %o0
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END(fsbail)
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ENTRY(longjmp)
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set 1, %g3
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movrz %o1, %o1, %g3
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