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authorrth <rth@138bc75d-0d04-0410-961f-82ee72b054a4>2000-03-22 23:09:29 +0000
committerrth <rth@138bc75d-0d04-0410-961f-82ee72b054a4>2000-03-22 23:09:29 +0000
commit9cfa543ceaf064aba326863c087fd3e81585c884 (patch)
treecd5b3be82233e7e4fa30070ce38808522b8e6bb3
parent1acb7bafee60357454b4300c0a3ec1c99bd8da1e (diff)
downloadgcc-9cfa543ceaf064aba326863c087fd3e81585c884.tar.gz
* config/alpha/alpha.c (function_arg): Check for void_type_node
before using MUST_PASS_IN_STACK. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@32692 138bc75d-0d04-0410-961f-82ee72b054a4
-rw-r--r--gcc/ChangeLog5
-rw-r--r--gcc/config/alpha/alpha.c9
2 files changed, 12 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 9fe40d10a47..4a08c3258c8 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2000-03-21 Richard Henderson <rth@cygnus.com>
+
+ * config/alpha/alpha.c (function_arg): Check for void_type_node
+ before using MUST_PASS_IN_STACK.
+
2000-03-21 Stephane Carrez <stcarrez@worldnet.fr>
* regmove.c (combine_stack_adjustments_for_block): Check that
diff --git a/gcc/config/alpha/alpha.c b/gcc/config/alpha/alpha.c
index 601c1d2f5df..7c53f52932b 100644
--- a/gcc/config/alpha/alpha.c
+++ b/gcc/config/alpha/alpha.c
@@ -3697,10 +3697,15 @@ function_arg(cum, mode, type, named)
{
int basereg;
- if (cum >= 6 || MUST_PASS_IN_STACK (mode, type))
+ if (cum >= 6)
return NULL_RTX;
- if (FUNCTION_ARG_PASS_BY_REFERENCE (cum, mode, type, named))
+ /* VOID is passed as a special flag for "last argument". */
+ if (type == void_type_node)
+ basereg = 16;
+ else if (MUST_PASS_IN_STACK (mode, type))
+ return NULL_RTX;
+ else if (FUNCTION_ARG_PASS_BY_REFERENCE (cum, mode, type, named))
basereg = 16;
else if (TARGET_FPREGS
&& (GET_MODE_CLASS (mode) == MODE_COMPLEX_FLOAT