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| author | Jakub Jelinek <jakub@redhat.com> | 2002-03-18 16:08:31 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2002-03-18 16:08:31 +0100 |
| commit | cbb927448701d9be3470beccedda24379db7faf4 (patch) | |
| tree | a46abf7ba1f1a7b7d848a84dc7da3dfe4a47cd1f /gcc | |
| parent | 0f4237c2da717bce4a222c696cb1ba468a3ff550 (diff) | |
| download | gcc-cbb927448701d9be3470beccedda24379db7faf4.zip gcc-cbb927448701d9be3470beccedda24379db7faf4.tar.gz gcc-cbb927448701d9be3470beccedda24379db7faf4.tar.bz2 | |
re PR target/5740 (sparcv9 ICE on complex_value.cc in libstdc++ test suite)
PR target/5740
* expr.c (emit_group_load): Use extract_bit_field if
needed for CONCAT arguments.
* g++.dg/opt/conj1.C: New test.
From-SVN: r50975
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/expr.c | 17 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/testsuite/g++.dg/opt/conj1.C | 18 |
4 files changed, 39 insertions, 6 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index f2425ba..e7ff6b2 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2002-03-18 Jakub Jelinek <jakub@redhat.com> + + PR target/5740 + * expr.c (emit_group_load): Use extract_bit_field if + needed for CONCAT arguments. + 2002-03-18 Richard Earnshaw <rearnsha@arm.com> PR target/4863 @@ -2004,12 +2004,17 @@ emit_group_load (dst, orig_src, ssize) } else if (GET_CODE (src) == CONCAT) { - if (bytepos == 0 - && bytelen == GET_MODE_SIZE (GET_MODE (XEXP (src, 0)))) - tmps[i] = XEXP (src, 0); - else if (bytepos == (HOST_WIDE_INT) GET_MODE_SIZE (GET_MODE (XEXP (src, 0))) - && bytelen == GET_MODE_SIZE (GET_MODE (XEXP (src, 1)))) - tmps[i] = XEXP (src, 1); + if ((bytepos == 0 + && bytelen == GET_MODE_SIZE (GET_MODE (XEXP (src, 0)))) + || (bytepos == (HOST_WIDE_INT) GET_MODE_SIZE (GET_MODE (XEXP (src, 0))) + && bytelen == GET_MODE_SIZE (GET_MODE (XEXP (src, 1))))) + { + tmps[i] = XEXP (src, bytepos != 0); + if (! CONSTANT_P (tmps[i]) + && (GET_CODE (tmps[i]) != REG || GET_MODE (tmps[i]) != mode)) + tmps[i] = extract_bit_field (tmps[i], bytelen * BITS_PER_UNIT, + 0, 1, NULL_RTX, mode, mode, ssize); + } else if (bytepos == 0) { rtx mem = assign_stack_temp (GET_MODE (src), diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 2b1e3dc..c25a2f4 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,7 @@ +2002-03-18 Jakub Jelinek <jakub@redhat.com> + + * g++.dg/opt/conj1.C: New test. + 2002-03-17 Mark Mitchell <mark@codesourcery.com> * g++.dg/template/qualttp20.C: Revert previous change. diff --git a/gcc/testsuite/g++.dg/opt/conj1.C b/gcc/testsuite/g++.dg/opt/conj1.C new file mode 100644 index 0000000..b578abb --- /dev/null +++ b/gcc/testsuite/g++.dg/opt/conj1.C @@ -0,0 +1,18 @@ +// PR target/5740 +// This testcase ICEd on SPARC -m64 because emit_group_load tried +// to move a DFmode register into DImode register directly. +// { dg-do compile } +// { dg-options "-O2" } + +struct C +{ + C (double y, double z) { __real__ x = y; __imag__ x = z; } + double r () const { return __real__ x; } + double i () const { return __imag__ x; } + __complex__ double x; +}; + +C conj (const C& z) +{ + return C (z.r (), -z.i ()); +} |