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* config/h8300/h8300.c (get_shift_alg): Remove redundant code. 

From-SVN: r46560
This commit is contained in:
Kazu Hirata 2001-10-26 21:08:47 +00:00 committed by Kazu Hirata
parent a38b987a89
commit a7812c0b00
2 changed files with 25 additions and 177 deletions
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4
gcc/ChangeLog
View File

@ -1,3 +1,7 @@
2001-10-26 Kazu Hirata <kazu@hxi.com>
* config/h8300/h8300.c (get_shift_alg): Remove redundant code.
2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
* c-typeck.c (convert_arguments): When comparing for enumeral

198
gcc/config/h8300/h8300.c
View File

@ -2280,117 +2280,29 @@ get_shift_alg (shift_type, shift_mode, count, info)
goto return_shift_special;
}
}
else if (count == 8)
else if (8 <= count && count <= 12)
{
info->remainder = count - 8;
switch (shift_type)
{
case SHIFT_ASHIFT:
info->special = "mov.b\t%s0,%t0\n\tsub.b\t%s0,%s0";
info->shift1 = "shal.b\t%t0";
info->shift2 = "shal.b\t#2,%t0";
goto return_shift_special;
case SHIFT_LSHIFTRT:
info->special = "mov.b\t%t0,%s0\n\tsub.b\t%t0,%t0";
info->shift1 = "shlr.b\t%s0";
info->shift2 = "shlr.b\t#2,%s0";
goto return_shift_special;
case SHIFT_ASHIFTRT:
if (TARGET_H8300)
info->special = "mov.b\t%t0,%s0\n\tshll\t%t0\n\tsubx\t%t0,%t0";
info->special = "mov.b\t%t0,%s0\n\tbld\t#7,%s0\n\tsubx\t%t0,%t0";
else
info->special = "mov.b\t%t0,%s0\n\texts.w\t%T0";
goto return_shift_special;
}
}
else if (count == 9)
{
switch (shift_type)
{
case SHIFT_ASHIFT:
info->special = "mov.b\t%s0,%t0\n\tsub.b\t%s0,%s0\n\tshal.b\t%t0";
goto return_shift_special;
case SHIFT_LSHIFTRT:
info->special = "mov.b\t%t0,%s0\n\tsub.b\t%t0,%t0\n\tshlr.b\t%s0";
goto return_shift_special;
case SHIFT_ASHIFTRT:
if (TARGET_H8300)
info->special = "mov.b\t%t0,%s0\n\tbld\t#7,%s0\n\tsubx\t%t0,%t0\n\tshar.b\t%s0";
else
info->special = "mov.b\t%t0,%s0\n\texts.w\t%T0\n\tshar.b\t%s0";
goto return_shift_special;
}
}
else if (count == 10)
{
switch (shift_type)
{
case SHIFT_ASHIFT:
if (TARGET_H8300S)
info->special = "mov.b\t%s0,%t0\n\tsub.b\t%s0,%s0\n\tshal.b\t#2,%t0";
else
info->special = "mov.b\t%s0,%t0\n\tsub.b\t%s0,%s0\n\tshal.b\t%t0\n\tshal.b\t%t0";
goto return_shift_special;
case SHIFT_LSHIFTRT:
if (TARGET_H8300S)
info->special = "mov.b\t%t0,%s0\n\tsub.b\t%t0,%t0\n\tshlr.b\t#2,%s0";
else
info->special = "mov.b\t%t0,%s0\n\tsub.b\t%t0,%t0\n\tshlr.b\t%s0\n\tshlr.b\t%s0";
goto return_shift_special;
case SHIFT_ASHIFTRT:
if (TARGET_H8300)
info->special = "mov.b\t%t0,%s0\n\tbld\t#7,%s0\n\tsubx\t%t0,%t0\n\tshar.b\t%s0\n\tshar.b\t%s0";
else if (TARGET_H8300H)
info->special = "mov.b\t%t0,%s0\n\texts.w\t%T0\n\tshar.b\t%s0\n\tshar.b\t%s0";
else if (TARGET_H8300S)
info->special = "mov.b\t%t0,%s0\n\texts.w\t%T0\n\tshar.b\t#2,%s0";
goto return_shift_special;
}
}
else if (count == 11)
{
switch (shift_type)
{
case SHIFT_ASHIFT:
if (TARGET_H8300S)
info->special = "mov.b\t%s0,%t0\n\tsub.b\t%s0,%s0\n\tshal.b\t#2,%t0\n\tshal.b\t%t0";
else
info->special = "mov.b\t%s0,%t0\n\tsub.b\t%s0,%s0\n\tshal.b\t%t0\n\tshal.b\t%t0\n\tshal.b\t%t0";
goto return_shift_special;
case SHIFT_LSHIFTRT:
if (TARGET_H8300S)
info->special = "mov.b\t%t0,%s0\n\tsub.b\t%t0,%t0\n\tshlr.b\t#2,%s0\n\tshlr.b\t%s0";
else
info->special = "mov.b\t%t0,%s0\n\tsub.b\t%t0,%t0\n\tshlr.b\t%s0\n\tshlr.b\t%s0\n\tshlr.b\t%s0";
goto return_shift_special;
case SHIFT_ASHIFTRT:
if (TARGET_H8300)
info->special = "mov.b\t%t0,%s0\n\tbld\t#7,%s0\n\tsubx\t%t0,%t0\n\tshar.b\t%s0\n\tshar.b\t%s0\n\tshar.b\t%s0";
else if (TARGET_H8300H)
info->special = "mov.b\t%t0,%s0\n\texts.w\t%T0\n\tshar.b\t%s0\n\tshar.b\t%s0\n\tshar.b\t%s0";
else if (TARGET_H8300S)
info->special = "mov.b\t%t0,%s0\n\texts.w\t%T0\n\tshar.b\t#2,%s0\n\tshar.b\t%s0";
goto return_shift_special;
}
}
else if (count == 12)
{
switch (shift_type)
{
case SHIFT_ASHIFT:
if (TARGET_H8300S)
info->special = "mov.b\t%s0,%t0\n\tsub.b\t%s0,%s0\n\tshal.b\t#2,%t0\n\tshal.b\t#2,%t0";
else
info->special = "mov.b\t%s0,%t0\n\tsub.b\t%s0,%s0\n\tshal.b\t%t0\n\tshal.b\t%t0\n\tshal.b\t%t0\n\tshal.b\t%t0";
goto return_shift_special;
case SHIFT_LSHIFTRT:
if (TARGET_H8300S)
info->special = "mov.b\t%t0,%s0\n\tsub.b\t%t0,%t0\n\tshlr.b\t#2,%s0\n\tshlr.b\t#2,%s0";
else
info->special = "mov.b\t%t0,%s0\n\tsub.b\t%t0,%t0\n\tshlr.b\t%s0\n\tshlr.b\t%s0\n\tshlr.b\t%s0\n\tshlr.b\t%s0";
goto return_shift_special;
case SHIFT_ASHIFTRT:
if (TARGET_H8300)
info->special = "mov.b\t%t0,%s0\n\tbld\t#7,%s0\n\tsubx\t%t0,%t0\n\tshar.b\t%s0\n\tshar.b\t%s0\n\tshar.b\t%s0\n\tshar.b\t%s0";
else if (TARGET_H8300H)
info->special = "mov.b\t%t0,%s0\n\texts.w\t%T0\n\tshar.b\t%s0\n\tshar.b\t%s0\n\tshar.b\t%s0\n\tshar.b\t%s0";
else if (TARGET_H8300S)
info->special = "mov.b\t%t0,%s0\n\texts.w\t%T0\n\tshar.b\t#2,%s0\n\tshar.b\t#2,%s0";
info->shift1 = "shar.b\t%s0";
info->shift2 = "shar.b\t#2,%s0";
goto return_shift_special;
}
}
@ -2446,99 +2358,31 @@ get_shift_alg (shift_type, shift_mode, count, info)
goto return_shift_special;
}
}
else if (count == 16)
else if ((TARGET_H8300 && count == 16)
|| (TARGET_H8300H && 16 <= count && count <= 19)
|| (TARGET_H8300S && 16 <= count && count <= 20))
{
info->remainder = count - 16;
switch (shift_type)
{
case SHIFT_ASHIFT:
info->special = "mov.w\t%f0,%e0\n\tsub.w\t%f0,%f0";
info->shift1 = "shll.l\t%S0";
info->shift2 = "shll.l\t#2,%S0";
goto return_shift_special;
case SHIFT_LSHIFTRT:
info->special = "mov.w\t%e0,%f0\n\tsub.w\t%e0,%e0";
info->shift1 = "shlr.l\t%S0";
info->shift2 = "shlr.l\t#2,%S0";
goto return_shift_special;
case SHIFT_ASHIFTRT:
if (TARGET_H8300)
info->special = "mov.w\t%e0,%f0\n\tshll\t%z0\n\tsubx\t%z0,%z0\n\tmov.b\t%z0,%y0";
else
info->special = "mov.w\t%e0,%f0\n\texts.l\t%S0";
goto return_shift_special;
}
}
else if (count == 17 && !TARGET_H8300)
{
switch (shift_type)
{
case SHIFT_ASHIFT:
info->special = "mov.w\t%f0,%e0\n\tsub.w\t%f0,%f0\n\tshll.l\t%S0";
goto return_shift_special;
case SHIFT_LSHIFTRT:
info->special = "mov.w\t%e0,%f0\n\tsub.w\t%e0,%e0\n\tshlr.l\t%S0";
goto return_shift_special;
case SHIFT_ASHIFTRT:
info->special = "mov.w\t%e0,%f0\n\texts.l\t%S0\n\tshar.l\t%S0";
goto return_shift_special;
}
}
else if (count == 18 && !TARGET_H8300)
{
switch (shift_type)
{
case SHIFT_ASHIFT:
if (TARGET_H8300S)
info->special = "mov.w\t%f0,%e0\n\tsub.w\t%f0,%f0\n\tshll.l\t#2,%S0";
else
info->special = "mov.w\t%f0,%e0\n\tsub.w\t%f0,%f0\n\tshll.l\t%S0\n\tshll.l\t%S0";
goto return_shift_special;
case SHIFT_LSHIFTRT:
if (TARGET_H8300S)
info->special = "mov.w\t%e0,%f0\n\tsub.w\t%e0,%e0\n\tshlr.l\t#2,%S0";
else
info->special = "mov.w\t%e0,%f0\n\tsub.w\t%e0,%e0\n\tshlr.l\t%S0\n\tshlr.l\t%S0";
goto return_shift_special;
case SHIFT_ASHIFTRT:
if (TARGET_H8300S)
info->special = "mov.w\t%e0,%f0\n\texts.l\t%S0\n\tshar.l\t#2,%S0";
else
info->special = "mov.w\t%e0,%f0\n\texts.l\t%S0\n\tshar.l\t%S0\n\tshar.l\t%S0";
goto return_shift_special;
}
}
else if (count == 19 && !TARGET_H8300)
{
switch (shift_type)
{
case SHIFT_ASHIFT:
if (TARGET_H8300S)
info->special = "mov.w\t%f0,%e0\n\tsub.w\t%f0,%f0\n\tshll.l\t#2,%S0\n\tshll.l\t%S0";
else
info->special = "mov.w\t%f0,%e0\n\tsub.w\t%f0,%f0\n\tshll.l\t%S0\n\tshll.l\t%S0\n\tshll.l\t%S0";
goto return_shift_special;
case SHIFT_LSHIFTRT:
if (TARGET_H8300S)
info->special = "mov.w\t%e0,%f0\n\tsub.w\t%e0,%e0\n\tshlr.l\t#2,%S0\n\tshlr.l\t%S0";
else
info->special = "mov.w\t%e0,%f0\n\tsub.w\t%e0,%e0\n\tshlr.l\t%S0\n\tshlr.l\t%S0\n\tshlr.l\t%S0";
goto return_shift_special;
case SHIFT_ASHIFTRT:
if (TARGET_H8300S)
info->special = "mov.w\t%e0,%f0\n\texts.l\t%S0\n\tshar.l\t#2,%S0\n\tshar.l\t%S0";
else
info->special = "mov.w\t%e0,%f0\n\texts.l\t%S0\n\tshar.l\t%S0\n\tshar.l\t%S0\n\tshar.l\t%S0";
goto return_shift_special;
}
}
else if (count == 20 && TARGET_H8300S)
{
switch (shift_type)
{
case SHIFT_ASHIFT:
info->special = "mov.w\t%f0,%e0\n\tsub.w\t%f0,%f0\n\tshll.l\t#2,%S0\n\tshll.l\t#2,%S0";
goto return_shift_special;
case SHIFT_LSHIFTRT:
info->special = "mov.w\t%e0,%f0\n\tsub.w\t%e0,%e0\n\tshlr.l\t#2,%S0\n\tshlr.l\t#2,%S0";
goto return_shift_special;
case SHIFT_ASHIFTRT:
info->special = "mov.w\t%e0,%f0\n\texts.l\t%S0\n\tshar.l\t#2,%S0\n\tshar.l\t#2,%S0";
info->shift1 = "shar.l\t%S0";
info->shift2 = "shar.l\t#2,%S0";
goto return_shift_special;
}
}