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[dev.ssa] cmd/compile: store bools in AuxInt

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Store bools in AuxInt to reduce allocations.

Change-Id: Ibd26db67fca5e1e2803f53d7ef094897968b704b
Reviewed-on: https://go-review.googlesource.com/14276
Reviewed-by: Keith Randall <khr@golang.org>
This commit is contained in:
Todd Neal 2015-09-03 18:24:22 -05:00
parent d9f2cafb50
commit 991036aef3
10 changed files with 156 additions and 151 deletions
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164
src/cmd/compile/internal/ssa/rewritegeneric.go
View file

@ -354,78 +354,78 @@ func rewriteValuegeneric(v *Value, config *Config) bool {
case OpEq16:
// match: (Eq16 x x)
// cond:
// result: (ConstBool {true})
// result: (ConstBool [1])
{
x := v.Args[0]
if v.Args[1] != x {
goto enda503589f9b617e708a5ad3ddb047809f
goto end0c0fe5fdfba3821add3448fd3f1fc6b7
}
v.Op = OpConstBool
v.AuxInt = 0
v.Aux = nil
v.resetArgs()
v.Aux = true
v.AuxInt = 1
return true
}
goto enda503589f9b617e708a5ad3ddb047809f
enda503589f9b617e708a5ad3ddb047809f:
goto end0c0fe5fdfba3821add3448fd3f1fc6b7
end0c0fe5fdfba3821add3448fd3f1fc6b7:
;
case OpEq32:
// match: (Eq32 x x)
// cond:
// result: (ConstBool {true})
// result: (ConstBool [1])
{
x := v.Args[0]
if v.Args[1] != x {
goto endc94ae3b97d0090257b02152e437b3e17
goto end6da547ec4ee93d787434f3bda873e4a0
}
v.Op = OpConstBool
v.AuxInt = 0
v.Aux = nil
v.resetArgs()
v.Aux = true
v.AuxInt = 1
return true
}
goto endc94ae3b97d0090257b02152e437b3e17
endc94ae3b97d0090257b02152e437b3e17:
goto end6da547ec4ee93d787434f3bda873e4a0
end6da547ec4ee93d787434f3bda873e4a0:
;
case OpEq64:
// match: (Eq64 x x)
// cond:
// result: (ConstBool {true})
// result: (ConstBool [1])
{
x := v.Args[0]
if v.Args[1] != x {
goto end4d21cead60174989467a9c8202dbb91d
goto endb1d471cc503ba8bb05440f01dbf33d81
}
v.Op = OpConstBool
v.AuxInt = 0
v.Aux = nil
v.resetArgs()
v.Aux = true
v.AuxInt = 1
return true
}
goto end4d21cead60174989467a9c8202dbb91d
end4d21cead60174989467a9c8202dbb91d:
goto endb1d471cc503ba8bb05440f01dbf33d81
endb1d471cc503ba8bb05440f01dbf33d81:
;
case OpEq8:
// match: (Eq8 x x)
// cond:
// result: (ConstBool {true})
// result: (ConstBool [1])
{
x := v.Args[0]
if v.Args[1] != x {
goto end73dce8bba164e4f4a1dd701bf8cfb362
goto enda66da0d3e7e51624ee46527727c48a9a
}
v.Op = OpConstBool
v.AuxInt = 0
v.Aux = nil
v.resetArgs()
v.Aux = true
v.AuxInt = 1
return true
}
goto end73dce8bba164e4f4a1dd701bf8cfb362
end73dce8bba164e4f4a1dd701bf8cfb362:
goto enda66da0d3e7e51624ee46527727c48a9a
enda66da0d3e7e51624ee46527727c48a9a:
;
case OpEqFat:
// match: (EqFat x y)
@ -521,97 +521,97 @@ func rewriteValuegeneric(v *Value, config *Config) bool {
case OpIsInBounds:
// match: (IsInBounds (Const32 [c]) (Const32 [d]))
// cond:
// result: (ConstBool {inBounds32(c,d)})
// result: (ConstBool [b2i(inBounds32(c,d))])
{
if v.Args[0].Op != OpConst32 {
goto endc3396bf88b56276e1691abe62811dba5
goto endf0a2ecfe84b293de6ff0919e45d19d9d
}
c := v.Args[0].AuxInt
if v.Args[1].Op != OpConst32 {
goto endc3396bf88b56276e1691abe62811dba5
goto endf0a2ecfe84b293de6ff0919e45d19d9d
}
d := v.Args[1].AuxInt
v.Op = OpConstBool
v.AuxInt = 0
v.Aux = nil
v.resetArgs()
v.Aux = inBounds32(c, d)
v.AuxInt = b2i(inBounds32(c, d))
return true
}
goto endc3396bf88b56276e1691abe62811dba5
endc3396bf88b56276e1691abe62811dba5:
goto endf0a2ecfe84b293de6ff0919e45d19d9d
endf0a2ecfe84b293de6ff0919e45d19d9d:
;
// match: (IsInBounds (Const64 [c]) (Const64 [d]))
// cond:
// result: (ConstBool {inBounds64(c,d)})
// result: (ConstBool [b2i(inBounds64(c,d))])
{
if v.Args[0].Op != OpConst64 {
goto end0b4b8178a54662835b00bfa503cf879a
goto end4b406f402c135f50f71effcc904ecb2b
}
c := v.Args[0].AuxInt
if v.Args[1].Op != OpConst64 {
goto end0b4b8178a54662835b00bfa503cf879a
goto end4b406f402c135f50f71effcc904ecb2b
}
d := v.Args[1].AuxInt
v.Op = OpConstBool
v.AuxInt = 0
v.Aux = nil
v.resetArgs()
v.Aux = inBounds64(c, d)
v.AuxInt = b2i(inBounds64(c, d))
return true
}
goto end0b4b8178a54662835b00bfa503cf879a
end0b4b8178a54662835b00bfa503cf879a:
goto end4b406f402c135f50f71effcc904ecb2b
end4b406f402c135f50f71effcc904ecb2b:
;
// match: (IsInBounds (ConstPtr [c]) (ConstPtr [d]))
// cond: config.PtrSize == 4
// result: (ConstBool {inBounds32(c,d)})
// result: (ConstBool [b2i(inBounds32(c,d))])
{
if v.Args[0].Op != OpConstPtr {
goto end2c6938f68a67e08dbd96edb1e693e549
goto end4323278ec7a053034fcf7033697d7b3b
}
c := v.Args[0].AuxInt
if v.Args[1].Op != OpConstPtr {
goto end2c6938f68a67e08dbd96edb1e693e549
goto end4323278ec7a053034fcf7033697d7b3b
}
d := v.Args[1].AuxInt
if !(config.PtrSize == 4) {
goto end2c6938f68a67e08dbd96edb1e693e549
goto end4323278ec7a053034fcf7033697d7b3b
}
v.Op = OpConstBool
v.AuxInt = 0
v.Aux = nil
v.resetArgs()
v.Aux = inBounds32(c, d)
v.AuxInt = b2i(inBounds32(c, d))
return true
}
goto end2c6938f68a67e08dbd96edb1e693e549
end2c6938f68a67e08dbd96edb1e693e549:
goto end4323278ec7a053034fcf7033697d7b3b
end4323278ec7a053034fcf7033697d7b3b:
;
// match: (IsInBounds (ConstPtr [c]) (ConstPtr [d]))
// cond: config.PtrSize == 8
// result: (ConstBool {inBounds64(c,d)})
// result: (ConstBool [b2i(inBounds64(c,d))])
{
if v.Args[0].Op != OpConstPtr {
goto end84d6ae817944985f572ecaac51999d6c
goto endb550b8814df20b5eeda4f43cc94e902b
}
c := v.Args[0].AuxInt
if v.Args[1].Op != OpConstPtr {
goto end84d6ae817944985f572ecaac51999d6c
goto endb550b8814df20b5eeda4f43cc94e902b
}
d := v.Args[1].AuxInt
if !(config.PtrSize == 8) {
goto end84d6ae817944985f572ecaac51999d6c
goto endb550b8814df20b5eeda4f43cc94e902b
}
v.Op = OpConstBool
v.AuxInt = 0
v.Aux = nil
v.resetArgs()
v.Aux = inBounds64(c, d)
v.AuxInt = b2i(inBounds64(c, d))
return true
}
goto end84d6ae817944985f572ecaac51999d6c
end84d6ae817944985f572ecaac51999d6c:
goto endb550b8814df20b5eeda4f43cc94e902b
endb550b8814df20b5eeda4f43cc94e902b:
;
case OpLoad:
// match: (Load <t> ptr mem)
@ -837,78 +837,78 @@ func rewriteValuegeneric(v *Value, config *Config) bool {
case OpNeq16:
// match: (Neq16 x x)
// cond:
// result: (ConstBool {false})
// result: (ConstBool [0])
{
x := v.Args[0]
if v.Args[1] != x {
goto end192755dd3c2be992e9d3deb53794a8d2
goto ende76a50b524aeb16c7aeccf5f5cc60c06
}
v.Op = OpConstBool
v.AuxInt = 0
v.Aux = nil
v.resetArgs()
v.Aux = false
v.AuxInt = 0
return true
}
goto end192755dd3c2be992e9d3deb53794a8d2
end192755dd3c2be992e9d3deb53794a8d2:
goto ende76a50b524aeb16c7aeccf5f5cc60c06
ende76a50b524aeb16c7aeccf5f5cc60c06:
;
case OpNeq32:
// match: (Neq32 x x)
// cond:
// result: (ConstBool {false})
// result: (ConstBool [0])
{
x := v.Args[0]
if v.Args[1] != x {
goto endeb23619fc85950a8df7b31126252c4dd
goto end3713a608cffd29b40ff7c3b3f2585cbb
}
v.Op = OpConstBool
v.AuxInt = 0
v.Aux = nil
v.resetArgs()
v.Aux = false
v.AuxInt = 0
return true
}
goto endeb23619fc85950a8df7b31126252c4dd
endeb23619fc85950a8df7b31126252c4dd:
goto end3713a608cffd29b40ff7c3b3f2585cbb
end3713a608cffd29b40ff7c3b3f2585cbb:
;
case OpNeq64:
// match: (Neq64 x x)
// cond:
// result: (ConstBool {false})
// result: (ConstBool [0])
{
x := v.Args[0]
if v.Args[1] != x {
goto endfc6eea780fb4056afb9e4287076da60c
goto end3601ad382705ea12b79d2008c1e5725c
}
v.Op = OpConstBool
v.AuxInt = 0
v.Aux = nil
v.resetArgs()
v.Aux = false
v.AuxInt = 0
return true
}
goto endfc6eea780fb4056afb9e4287076da60c
endfc6eea780fb4056afb9e4287076da60c:
goto end3601ad382705ea12b79d2008c1e5725c
end3601ad382705ea12b79d2008c1e5725c:
;
case OpNeq8:
// match: (Neq8 x x)
// cond:
// result: (ConstBool {false})
// result: (ConstBool [0])
{
x := v.Args[0]
if v.Args[1] != x {
goto endcccf700d93c6d57765b80f92f7b3fa81
goto end09a0deaf3c42627d0d2d3efa96e30745
}
v.Op = OpConstBool
v.AuxInt = 0
v.Aux = nil
v.resetArgs()
v.Aux = false
v.AuxInt = 0
return true
}
goto endcccf700d93c6d57765b80f92f7b3fa81
endcccf700d93c6d57765b80f92f7b3fa81:
goto end09a0deaf3c42627d0d2d3efa96e30745
end09a0deaf3c42627d0d2d3efa96e30745:
;
case OpNeqFat:
// match: (NeqFat x y)
@ -1620,19 +1620,19 @@ func rewriteBlockgeneric(b *Block) bool {
goto endebe19c1c3c3bec068cdb2dd29ef57f96
endebe19c1c3c3bec068cdb2dd29ef57f96:
;
// match: (If (ConstBool {c}) yes no)
// cond: c.(bool)
// match: (If (ConstBool [c]) yes no)
// cond: c == 1
// result: (First nil yes no)
{
v := b.Control
if v.Op != OpConstBool {
goto end7a20763049489cdb40bb1eaa57d113d8
goto endc58ecbb85af78c0d58bb232ca86b67a4
}
c := v.Aux
c := v.AuxInt
yes := b.Succs[0]
no := b.Succs[1]
if !(c.(bool)) {
goto end7a20763049489cdb40bb1eaa57d113d8
if !(c == 1) {
goto endc58ecbb85af78c0d58bb232ca86b67a4
}
b.Kind = BlockFirst
b.Control = nil
@ -1640,22 +1640,22 @@ func rewriteBlockgeneric(b *Block) bool {
b.Succs[1] = no
return true
}
goto end7a20763049489cdb40bb1eaa57d113d8
end7a20763049489cdb40bb1eaa57d113d8:
goto endc58ecbb85af78c0d58bb232ca86b67a4
endc58ecbb85af78c0d58bb232ca86b67a4:
;
// match: (If (ConstBool {c}) yes no)
// cond: !c.(bool)
// match: (If (ConstBool [c]) yes no)
// cond: c == 0
// result: (First nil no yes)
{
v := b.Control
if v.Op != OpConstBool {
goto end3ecbf5b2cc1f0a08444d8ab1871a829c
goto end4c3e297e275dd7e2e67f8ccd348c4bb5
}
c := v.Aux
c := v.AuxInt
yes := b.Succs[0]
no := b.Succs[1]
if !(!c.(bool)) {
goto end3ecbf5b2cc1f0a08444d8ab1871a829c
if !(c == 0) {
goto end4c3e297e275dd7e2e67f8ccd348c4bb5
}
b.Kind = BlockFirst
b.Control = nil
@ -1664,8 +1664,8 @@ func rewriteBlockgeneric(b *Block) bool {
b.Likely *= -1
return true
}
goto end3ecbf5b2cc1f0a08444d8ab1871a829c
end3ecbf5b2cc1f0a08444d8ab1871a829c:
goto end4c3e297e275dd7e2e67f8ccd348c4bb5
end4c3e297e275dd7e2e67f8ccd348c4bb5:
}
return false
}