| author |  Matthew Lugg <mlugg@mlugg.co.uk> 2023-04-19 01:58:39+01:00 |
| committer | Matthew Lugg <mlugg@mlugg.co.uk> 2023-04-20 20:49:34+01:00 |
| log | 6f09a7041ecf328f761df60fae007c800ee1e2ec |
| tree | 4083f83a3f90e1e4725026243eb1b7bc64b3f977 |
| parent | e0886506531d662067ae42ade9f099ff9c940f58 |
| signature |  Commit is signed but in an unrecognized format. |
Begin integrating new liveness analysis into remaining backends
6 files changed, 30 insertions(+), 0 deletions(-)
src- arch
- aarch64
- arm
- riscv64
- sparc64
- x86_64
- codegen
src/arch/aarch64/CodeGen.zig+5
| ... | @@ -655,6 +655,11 @@ fn genBody(self: *Self, body: []const Air.Inst.Index) InnerError!void { | ... | @@ -655,6 +655,11 @@ fn genBody(self: *Self, body: []const Air.Inst.Index) InnerError!void { |
| 655 | const air_tags = self.air.instructions.items(.tag); | 655 | const air_tags = self.air.instructions.items(.tag); |
| 656 | 656 | ||
| 657 | for (body) |inst| { | 657 | for (body) |inst| { |
| 658 | // TODO: remove now-redundant isUnused calls from AIR handler functions | ||
| 659 | if (self.liveness.isUnused(inst) and !self.air.mustLower(inst)) { | ||
| 660 | continue; | ||
| 661 | } | ||
| 662 | |||
| 658 | const old_air_bookkeeping = self.air_bookkeeping; | 663 | const old_air_bookkeeping = self.air_bookkeeping; |
| 659 | try self.ensureProcessDeathCapacity(Liveness.bpi); | 664 | try self.ensureProcessDeathCapacity(Liveness.bpi); |
| 660 | 665 |
src/arch/arm/CodeGen.zig+5
| ... | @@ -639,6 +639,11 @@ fn genBody(self: *Self, body: []const Air.Inst.Index) InnerError!void { | ... | @@ -639,6 +639,11 @@ fn genBody(self: *Self, body: []const Air.Inst.Index) InnerError!void { |
| 639 | const air_tags = self.air.instructions.items(.tag); | 639 | const air_tags = self.air.instructions.items(.tag); |
| 640 | 640 | ||
| 641 | for (body) |inst| { | 641 | for (body) |inst| { |
| 642 | // TODO: remove now-redundant isUnused calls from AIR handler functions | ||
| 643 | if (self.liveness.isUnused(inst) and !self.air.mustLower(inst)) { | ||
| 644 | continue; | ||
| 645 | } | ||
| 646 | |||
| 642 | const old_air_bookkeeping = self.air_bookkeeping; | 647 | const old_air_bookkeeping = self.air_bookkeeping; |
| 643 | try self.ensureProcessDeathCapacity(Liveness.bpi); | 648 | try self.ensureProcessDeathCapacity(Liveness.bpi); |
| 644 | 649 |
src/arch/riscv64/CodeGen.zig+5
| ... | @@ -473,6 +473,11 @@ fn genBody(self: *Self, body: []const Air.Inst.Index) InnerError!void { | ... | @@ -473,6 +473,11 @@ fn genBody(self: *Self, body: []const Air.Inst.Index) InnerError!void { |
| 473 | const air_tags = self.air.instructions.items(.tag); | 473 | const air_tags = self.air.instructions.items(.tag); |
| 474 | 474 | ||
| 475 | for (body) |inst| { | 475 | for (body) |inst| { |
| 476 | // TODO: remove now-redundant isUnused calls from AIR handler functions | ||
| 477 | if (self.liveness.isUnused(inst) and !self.air.mustLower(inst)) { | ||
| 478 | continue; | ||
| 479 | } | ||
| 480 | |||
| 476 | const old_air_bookkeeping = self.air_bookkeeping; | 481 | const old_air_bookkeeping = self.air_bookkeeping; |
| 477 | try self.ensureProcessDeathCapacity(Liveness.bpi); | 482 | try self.ensureProcessDeathCapacity(Liveness.bpi); |
| 478 | 483 |
src/arch/sparc64/CodeGen.zig+5
| ... | @@ -489,6 +489,11 @@ fn genBody(self: *Self, body: []const Air.Inst.Index) InnerError!void { | ... | @@ -489,6 +489,11 @@ fn genBody(self: *Self, body: []const Air.Inst.Index) InnerError!void { |
| 489 | const air_tags = self.air.instructions.items(.tag); | 489 | const air_tags = self.air.instructions.items(.tag); |
| 490 | 490 | ||
| 491 | for (body) |inst| { | 491 | for (body) |inst| { |
| 492 | // TODO: remove now-redundant isUnused calls from AIR handler functions | ||
| 493 | if (self.liveness.isUnused(inst) and !self.air.mustLower(inst)) { | ||
| 494 | continue; | ||
| 495 | } | ||
| 496 | |||
| 492 | const old_air_bookkeeping = self.air_bookkeeping; | 497 | const old_air_bookkeeping = self.air_bookkeeping; |
| 493 | try self.ensureProcessDeathCapacity(Liveness.bpi); | 498 | try self.ensureProcessDeathCapacity(Liveness.bpi); |
| 494 | 499 |
src/arch/x86_64/CodeGen.zig+5
| ... | @@ -905,6 +905,11 @@ fn genBody(self: *Self, body: []const Air.Inst.Index) InnerError!void { | ... | @@ -905,6 +905,11 @@ fn genBody(self: *Self, body: []const Air.Inst.Index) InnerError!void { |
| 905 | const air_tags = self.air.instructions.items(.tag); | 905 | const air_tags = self.air.instructions.items(.tag); |
| 906 | 906 | ||
| 907 | for (body) |inst| { | 907 | for (body) |inst| { |
| 908 | // TODO: remove now-redundant isUnused calls from AIR handler functions | ||
| 909 | if (self.liveness.isUnused(inst) and !self.air.mustLower(inst)) { | ||
| 910 | continue; | ||
| 911 | } | ||
| 912 | |||
| 908 | const old_air_bookkeeping = self.air_bookkeeping; | 913 | const old_air_bookkeeping = self.air_bookkeeping; |
| 909 | try self.ensureProcessDeathCapacity(Liveness.bpi); | 914 | try self.ensureProcessDeathCapacity(Liveness.bpi); |
| 910 | if (builtin.mode == .Debug) { | 915 | if (builtin.mode == .Debug) { |
src/codegen/spirv.zig+5
| ... | @@ -1507,6 +1507,11 @@ pub const DeclGen = struct { | ... | @@ -1507,6 +1507,11 @@ pub const DeclGen = struct { |
| 1507 | } | 1507 | } |
| 1508 | 1508 | ||
| 1509 | fn genInst(self: *DeclGen, inst: Air.Inst.Index) !void { | 1509 | fn genInst(self: *DeclGen, inst: Air.Inst.Index) !void { |
| 1510 | // TODO: remove now-redundant isUnused calls from AIR handler functions | ||
| 1511 | if (self.liveness.isUnused(inst) and !self.air.mustLower(inst)) { | ||
| 1512 | return; | ||
| 1513 | } | ||
| 1514 | |||
| 1510 | const air_tags = self.air.instructions.items(.tag); | 1515 | const air_tags = self.air.instructions.items(.tag); |
| 1511 | const maybe_result_id: ?IdRef = switch (air_tags[inst]) { | 1516 | const maybe_result_id: ?IdRef = switch (air_tags[inst]) { |
| 1512 | // zig fmt: off | 1517 | // zig fmt: off |