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commit dff73565df46267296c9bee0589e1f106a07a5e2
Author: law <law@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Wed Feb 14 07:21:11 2018 +0000
2018-02-14 Jozef Lawrynowicz <jozefl.gcc@gmail.com>
PR target/79242
* machmode.def: Define a complex mode for PARTIAL_INT.
* genmodes.c (complex_class): Return MODE_COMPLEX_INT for
MODE_PARTIAL_INT.
* doc/rtl.texi: Document CSPImode.
* config/msp430/msp430.c (msp430_hard_regno_nregs): Add CPSImode
handling.
(msp430_hard_regno_nregs_with_padding): Likewise.
PR target/79242
* gcc.target/msp430/pr79242.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@257653 138bc75d-0d04-0410-961f-82ee72b054a4
---
gcc/config/msp430/msp430.c | 4 ++++
gcc/doc/rtl.texi | 5 +++--
gcc/genmodes.c | 1 +
gcc/machmode.def | 1 +
gcc/testsuite/gcc.target/msp430/pr79242.c | 11 +++++++++++
5 files changed, 20 insertions(+), 2 deletions(-)
--- a/gcc/config/msp430/msp430.c
+++ b/gcc/config/msp430/msp430.c
@@ -909,6 +909,8 @@
{
if (mode == PSImode && msp430x)
return 1;
+ if (mode == CPSImode && msp430x)
+ return 2;
return ((GET_MODE_SIZE (mode) + UNITS_PER_WORD - 1)
/ UNITS_PER_WORD);
}
@@ -920,6 +922,8 @@
{
if (mode == PSImode)
return 2;
+ if (mode == CPSImode)
+ return 4;
return msp430_hard_regno_nregs (regno, mode);
}
--- a/gcc/doc/rtl.texi
+++ b/gcc/doc/rtl.texi
@@ -1291,10 +1291,11 @@
@findex CDImode
@findex CTImode
@findex COImode
-@item CQImode, CHImode, CSImode, CDImode, CTImode, COImode
+@findex CPSImode
+@item CQImode, CHImode, CSImode, CDImode, CTImode, COImode, CPSImode
These modes stand for a complex number represented as a pair of integer
values. The integer values are in @code{QImode}, @code{HImode},
-@code{SImode}, @code{DImode}, @code{TImode}, and @code{OImode},
+@code{SImode}, @code{DImode}, @code{TImode}, @code{OImode}, and @code{PSImode},
respectively.
@findex BND32mode
--- a/gcc/genmodes.c
+++ b/gcc/genmodes.c
@@ -116,6 +116,7 @@
switch (c)
{
case MODE_INT: return MODE_COMPLEX_INT;
+ case MODE_PARTIAL_INT: return MODE_COMPLEX_INT;
case MODE_FLOAT: return MODE_COMPLEX_FLOAT;
default:
error ("no complex class for class %s", mode_class_names[c]);
--- a/gcc/machmode.def
+++ b/gcc/machmode.def
@@ -243,6 +243,7 @@
/* Complex modes. */
COMPLEX_MODES (INT);
+COMPLEX_MODES (PARTIAL_INT);
COMPLEX_MODES (FLOAT);
/* Decimal floating point modes. */
--- /dev/null
+++ b/gcc/testsuite/gcc.target/msp430/pr79242.c
@@ -0,0 +1,11 @@
+/* { dg-do compile } */
+/* { dg-skip-if "" { "*-*-*" } { "-mcpu=msp430" "-msmall" } { "" } } */
+/* { dg-options "-mcpu=msp430x" } */
+
+typedef _Complex __int20 C;
+
+C
+foo (C x, C y)
+{
+ return x + y;
+}
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