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| author | Thiago Jung Bauermann <bauerman@br.ibm.com> | 2008-02-26 22:23:45 +0000 |
|---|---|---|
| committer | Thiago Jung Bauermann <bauerman@br.ibm.com> | 2008-02-26 22:23:45 +0000 |
| commit | 5daa78cc6fc04e0367c11459bb2ae0531c8732ac (patch) | |
| tree | 7279defc1368bb1ab66bb3f7888c3dd0a833c27e | |
| parent | cd72c291808dbf72aad1603f3c60cd72de62c8f8 (diff) | |
| download | gdb-5daa78cc6fc04e0367c11459bb2ae0531c8732ac.zip gdb-5daa78cc6fc04e0367c11459bb2ae0531c8732ac.tar.gz gdb-5daa78cc6fc04e0367c11459bb2ae0531c8732ac.tar.bz2 | |
* amd64-tdep.c (amd64_classify): Add support for decimal float
types.
* i386-tdep.c (i386_return_value): Make 128-bit decimal float
use the struct return convention.
| -rw-r--r-- | gdb/ChangeLog | 7 | ||||
| -rw-r--r-- | gdb/amd64-tdep.c | 14 | ||||
| -rw-r--r-- | gdb/i386-tdep.c | 10 |
3 files changed, 22 insertions, 9 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index e3b36ab..afd7ef1 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,10 @@ +2008-02-26 Thiago Jung Bauermann <bauerman@br.ibm.com> + + * amd64-tdep.c (amd64_classify): Add support for decimal float + types. + * i386-tdep.c (i386_return_value): Make 128-bit decimal float + use the struct return convention. + 2008-02-26 Nick Roberts <nickrob@snap.net.nz> * breakpoint.c (print_one_breakpoint_location): Revert Enb field diff --git a/gdb/amd64-tdep.c b/gdb/amd64-tdep.c index fae24a4..6cc82bb 100644 --- a/gdb/amd64-tdep.c +++ b/gdb/amd64-tdep.c @@ -364,15 +364,19 @@ amd64_classify (struct type *type, enum amd64_reg_class class[2]) && (len == 1 || len == 2 || len == 4 || len == 8)) class[0] = AMD64_INTEGER; - /* Arguments of types float, double and __m64 are in class SSE. */ - else if (code == TYPE_CODE_FLT && (len == 4 || len == 8)) + /* Arguments of types float, double, _Decimal32, _Decimal64 and __m64 + are in class SSE. */ + else if ((code == TYPE_CODE_FLT || code == TYPE_CODE_DECFLOAT) + && (len == 4 || len == 8)) /* FIXME: __m64 . */ class[0] = AMD64_SSE; - /* Arguments of types __float128 and __m128 are split into two - halves. The least significant ones belong to class SSE, the most + /* Arguments of types __float128, _Decimal128 and __m128 are split into + two halves. The least significant ones belong to class SSE, the most significant one to class SSEUP. */ - /* FIXME: __float128, __m128. */ + else if (code == TYPE_CODE_DECFLOAT && len == 16) + /* FIXME: __float128, __m128. */ + class[0] = AMD64_SSE, class[1] = AMD64_SSEUP; /* The 64-bit mantissa of arguments of type long double belongs to class X87, the 16-bit exponent plus 6 bytes of padding belongs to diff --git a/gdb/i386-tdep.c b/gdb/i386-tdep.c index 83ae9d1..dc1202e 100644 --- a/gdb/i386-tdep.c +++ b/gdb/i386-tdep.c @@ -1579,10 +1579,12 @@ i386_return_value (struct gdbarch *gdbarch, struct type *type, { enum type_code code = TYPE_CODE (type); - if ((code == TYPE_CODE_STRUCT - || code == TYPE_CODE_UNION - || code == TYPE_CODE_ARRAY) - && !i386_reg_struct_return_p (gdbarch, type)) + if (((code == TYPE_CODE_STRUCT + || code == TYPE_CODE_UNION + || code == TYPE_CODE_ARRAY) + && !i386_reg_struct_return_p (gdbarch, type)) + /* 128-bit decimal float uses the struct return convention. */ + || (code == TYPE_CODE_DECFLOAT && TYPE_LENGTH (type) == 16)) { /* The System V ABI says that: |