On 11/03/2016 05:35 PM, Martin Jambor wrote:
* print-rtl.c (print_rtx_operand_codes_E_and_V): Print how many times
an element is repeated istead of printing each repeated element.
"instead"
---
gcc/print-rtl.c | 15 ++++++++++++++-
1 file changed, 14 insertions(+), 1 deletion(-)
diff --git a/gcc/print-rtl.c b/gcc/print-rtl.c
index 341ecdf..9752c85 100644
--- a/gcc/print-rtl.c
+++ b/gcc/print-rtl.c
@@ -252,7 +252,20 @@ rtx_writer::print_rtx_operand_codes_E_and_V (const_rtx
in_rtx, int idx)
m_sawclose = 1;
for (int j = 0; j < XVECLEN (in_rtx, idx); j++)
- print_rtx (XVECEXP (in_rtx, idx, j));
+ {
+ int j1;
+
+ print_rtx (XVECEXP (in_rtx, idx, j));
+ for (j1 = j + 1; j1 < XVECLEN (in_rtx, idx); j1++)
+ if (XVECEXP (in_rtx, idx, j) != XVECEXP (in_rtx, idx, j1))
+ break;
+
+ if (j1 != j + 1)
+ {
+ fprintf (m_outfile, " repeated %ix", j1 - j);
+ j = j1;
+ }
+ }
Good idea, but can you give an example of how this looks in practice?
Also, it would be nice (and necessary for David's rtl-testing) to also
teach the rtl reader to parse this format.
Bernd
