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[AArch64] Use unspecs for remaining SVE FP binary ops 

Another patch in the series to make the SVE FP patterns use unspecs,
so that they can accurately describe cases in which the predicate
isn't a PTRUE.

2019-08-14  Richard Sandiford  <richard.sandiford@arm.com>
	    Kugan Vivekanandarajah  <kugan.vivekanandarajah@linaro.org>

gcc/
	* config/aarch64/aarch64-sve.md (add<mode>3, *add<mode>3)
	(sub<mode>3, *sub<mode>3, *fabd<mode>3, mul<mode>3, *mul<mode>3)
	(div<mode>3, *div<mode>3): Use SVE_COND_FP_* unspecs instead of
	rtx codes.
	(cond_<optab><mode>, *cond_<optab><mode>_2, *cond_<optab><mode>_3)
	(*cond_<optab><mode>_any): Add the predicate to the SVE_COND_FP_*
	unspecs.

Co-Authored-By: Kugan Vivekanandarajah <kuganv@linaro.org>

From-SVN: r274417
This commit is contained in:
Richard Sandiford 2019-08-14 08:11:54 +00:00 committed by Richard Sandiford
parent 35d6c5913d
commit 6fe679cc6b
2 changed files with 49 additions and 38 deletions
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11
gcc/ChangeLog
View File

@ -1,3 +1,14 @@
2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
* config/aarch64/aarch64-sve.md (add<mode>3, *add<mode>3)
(sub<mode>3, *sub<mode>3, *fabd<mode>3, mul<mode>3, *mul<mode>3)
(div<mode>3, *div<mode>3): Use SVE_COND_FP_* unspecs instead of
rtx codes.
(cond_<optab><mode>, *cond_<optab><mode>_2, *cond_<optab><mode>_3)
(*cond_<optab><mode>_any): Add the predicate to the SVE_COND_FP_*
unspecs.
2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>

76
gcc/config/aarch64/aarch64-sve.md
View File

@ -1963,7 +1963,8 @@
(unspec:SVE_F
[(match_operand:<VPRED> 1 "register_operand")
(unspec:SVE_F
[(match_operand:SVE_F 2 "register_operand")
[(match_dup 1)
(match_operand:SVE_F 2 "register_operand")
(match_operand:SVE_F 3 "register_operand")]
SVE_COND_FP_BINARY)
(match_operand:SVE_F 4 "aarch64_simd_reg_or_zero")]
@ -1977,7 +1978,8 @@
(unspec:SVE_F
[(match_operand:<VPRED> 1 "register_operand" "Upl, Upl")
(unspec:SVE_F
[(match_operand:SVE_F 2 "register_operand" "0, w")
[(match_dup 1)
(match_operand:SVE_F 2 "register_operand" "0, w")
(match_operand:SVE_F 3 "register_operand" "w, w")]
SVE_COND_FP_BINARY)
(match_dup 2)]
@ -1995,7 +1997,8 @@
(unspec:SVE_F
[(match_operand:<VPRED> 1 "register_operand" "Upl, Upl")
(unspec:SVE_F
[(match_operand:SVE_F 2 "register_operand" "w, w")
[(match_dup 1)
(match_operand:SVE_F 2 "register_operand" "w, w")
(match_operand:SVE_F 3 "register_operand" "0, w")]
SVE_COND_FP_BINARY)
(match_dup 3)]
@ -2013,7 +2016,8 @@
(unspec:SVE_F
[(match_operand:<VPRED> 1 "register_operand" "Upl, Upl, Upl, Upl, Upl")
(unspec:SVE_F
[(match_operand:SVE_F 2 "register_operand" "0, w, w, w, w")
[(match_dup 1)
(match_operand:SVE_F 2 "register_operand" "0, w, w, w, w")
(match_operand:SVE_F 3 "register_operand" "w, 0, w, w, w")]
SVE_COND_FP_BINARY)
(match_operand:SVE_F 4 "aarch64_simd_reg_or_zero" "Dz, Dz, Dz, 0, w")]
@ -2051,10 +2055,9 @@
[(set (match_operand:SVE_F 0 "register_operand")
(unspec:SVE_F
[(match_dup 3)
(plus:SVE_F
(match_operand:SVE_F 1 "register_operand")
(match_operand:SVE_F 2 "aarch64_sve_float_arith_with_sub_operand"))]
UNSPEC_MERGE_PTRUE))]
(match_operand:SVE_F 1 "register_operand")
(match_operand:SVE_F 2 "aarch64_sve_float_arith_with_sub_operand")]
UNSPEC_COND_FADD))]
"TARGET_SVE"
{
operands[3] = aarch64_ptrue_reg (<VPRED>mode);
@ -2066,10 +2069,9 @@
[(set (match_operand:SVE_F 0 "register_operand" "=w, w, w")
(unspec:SVE_F
[(match_operand:<VPRED> 1 "register_operand" "Upl, Upl, Upl")
(plus:SVE_F
(match_operand:SVE_F 2 "register_operand" "%0, 0, w")
(match_operand:SVE_F 3 "aarch64_sve_float_arith_with_sub_operand" "vsA, vsN, w"))]
UNSPEC_MERGE_PTRUE))]
(match_operand:SVE_F 2 "register_operand" "%0, 0, w")
(match_operand:SVE_F 3 "aarch64_sve_float_arith_with_sub_operand" "vsA, vsN, w")]
UNSPEC_COND_FADD))]
"TARGET_SVE"
"@
fadd\t%0.<Vetype>, %1/m, %0.<Vetype>, #%3
@ -2098,10 +2100,9 @@
[(set (match_operand:SVE_F 0 "register_operand")
(unspec:SVE_F
[(match_dup 3)
(minus:SVE_F
(match_operand:SVE_F 1 "aarch64_sve_float_arith_operand")
(match_operand:SVE_F 2 "register_operand"))]
UNSPEC_MERGE_PTRUE))]
(match_operand:SVE_F 1 "aarch64_sve_float_arith_operand")
(match_operand:SVE_F 2 "register_operand")]
UNSPEC_COND_FSUB))]
"TARGET_SVE"
{
operands[3] = aarch64_ptrue_reg (<VPRED>mode);
@ -2113,10 +2114,9 @@
[(set (match_operand:SVE_F 0 "register_operand" "=w, w, w, w")
(unspec:SVE_F
[(match_operand:<VPRED> 1 "register_operand" "Upl, Upl, Upl, Upl")
(minus:SVE_F
(match_operand:SVE_F 2 "aarch64_sve_float_arith_operand" "0, 0, vsA, w")
(match_operand:SVE_F 3 "aarch64_sve_float_arith_with_sub_operand" "vsA, vsN, 0, w"))]
UNSPEC_MERGE_PTRUE))]
(match_operand:SVE_F 2 "aarch64_sve_float_arith_operand" "0, 0, vsA, w")
(match_operand:SVE_F 3 "aarch64_sve_float_arith_with_sub_operand" "vsA, vsN, 0, w")]
UNSPEC_COND_FSUB))]
"TARGET_SVE
&& (register_operand (operands[2], <MODE>mode)
|| register_operand (operands[3], <MODE>mode))"
@ -2147,10 +2147,12 @@
[(set (match_operand:SVE_F 0 "register_operand" "=w")
(unspec:SVE_F
[(match_operand:<VPRED> 1 "register_operand" "Upl")
(minus:SVE_F
(match_operand:SVE_F 2 "register_operand" "0")
(match_operand:SVE_F 3 "register_operand" "w"))]
UNSPEC_COND_FABS))]
(unspec:SVE_F
[(match_dup 1)
(match_operand:SVE_F 2 "register_operand" "0")
(match_operand:SVE_F 3 "register_operand" "w")]
UNSPEC_COND_FSUB)]
UNSPEC_COND_FABS))]
"TARGET_SVE"
"fabd\t%0.<Vetype>, %1/m, %2.<Vetype>, %3.<Vetype>"
)
@ -2167,10 +2169,9 @@
[(set (match_operand:SVE_F 0 "register_operand")
(unspec:SVE_F
[(match_dup 3)
(mult:SVE_F
(match_operand:SVE_F 1 "register_operand")
(match_operand:SVE_F 2 "aarch64_sve_float_mul_operand"))]
UNSPEC_MERGE_PTRUE))]
(match_operand:SVE_F 1 "register_operand")
(match_operand:SVE_F 2 "aarch64_sve_float_mul_operand")]
UNSPEC_COND_FMUL))]
"TARGET_SVE"
{
operands[3] = aarch64_ptrue_reg (<VPRED>mode);
@ -2182,10 +2183,9 @@
[(set (match_operand:SVE_F 0 "register_operand" "=w, w")
(unspec:SVE_F
[(match_operand:<VPRED> 1 "register_operand" "Upl, Upl")
(mult:SVE_F
(match_operand:SVE_F 2 "register_operand" "%0, w")
(match_operand:SVE_F 3 "aarch64_sve_float_mul_operand" "vsM, w"))]
UNSPEC_MERGE_PTRUE))]
(match_operand:SVE_F 2 "register_operand" "%0, w")
(match_operand:SVE_F 3 "aarch64_sve_float_mul_operand" "vsM, w")]
UNSPEC_COND_FMUL))]
"TARGET_SVE"
"@
fmul\t%0.<Vetype>, %1/m, %0.<Vetype>, #%3
@ -2212,9 +2212,9 @@
[(set (match_operand:SVE_F 0 "register_operand")
(unspec:SVE_F
[(match_dup 3)
(div:SVE_F (match_operand:SVE_F 1 "register_operand")
(match_operand:SVE_F 2 "register_operand"))]
UNSPEC_MERGE_PTRUE))]
(match_operand:SVE_F 1 "register_operand")
(match_operand:SVE_F 2 "register_operand")]
UNSPEC_COND_FDIV))]
"TARGET_SVE"
{
operands[3] = aarch64_ptrue_reg (<VPRED>mode);
@ -2226,9 +2226,9 @@
[(set (match_operand:SVE_F 0 "register_operand" "=w, w, ?&w")
(unspec:SVE_F
[(match_operand:<VPRED> 1 "register_operand" "Upl, Upl, Upl")
(div:SVE_F (match_operand:SVE_F 2 "register_operand" "0, w, w")
(match_operand:SVE_F 3 "register_operand" "w, 0, w"))]
UNSPEC_MERGE_PTRUE))]
(match_operand:SVE_F 2 "register_operand" "0, w, w")
(match_operand:SVE_F 3 "register_operand" "w, 0, w")]
UNSPEC_COND_FDIV))]
"TARGET_SVE"
"@
fdiv\t%0.<Vetype>, %1/m, %0.<Vetype>, %3.<Vetype>