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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/jit-test/tests/asm.js/testProfiling.js | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/jit-test/tests/asm.js/testProfiling.js')
-rw-r--r-- | js/src/jit-test/tests/asm.js/testProfiling.js | 232 |
1 files changed, 232 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/asm.js/testProfiling.js b/js/src/jit-test/tests/asm.js/testProfiling.js new file mode 100644 index 0000000000..8e5ff4a781 --- /dev/null +++ b/js/src/jit-test/tests/asm.js/testProfiling.js @@ -0,0 +1,232 @@ +// |jit-test| skip-if: !isAsmJSCompilationAvailable() || !getBuildConfiguration()['arm-simulator'] +// Single-step profiling currently only works in the ARM simulator + +load(libdir + "asm.js"); +load(libdir + "asserts.js"); + +function checkSubSequence(got, expect) +{ + var got_i = 0; + EXP: for (var exp_i = 0; exp_i < expect.length; exp_i++) { + var item = expect[exp_i]; + // Scan for next match in got. + while (got_i < got.length) { + if (got[got_i++] == expect[exp_i]) + continue EXP; + } + print("MISMATCH: " + got.join(",") + "\n" + + " VS " + expect.join(",")); + return false; + } + return true; +} + +function assertStackContainsSeq(got, expect) +{ + var normalized = []; + + for (var i = 0; i < got.length; i++) { + if (got[i].length == 0) + continue; + var parts = got[i].split(','); + for (var j = 0; j < parts.length; j++) { + var frame = parts[j]; + frame = frame.replace(/ \([^\)]*\)/g, ""); + frame = frame.replace(/fast exit trampoline to native/g, "N"); + frame = frame.replace(/^call to( asm.js)? native .*\(in wasm\)$/g, "N"); + frame = frame.replace(/(fast|slow) exit trampoline/g, "<"); + frame = frame.replace(/(fast|slow) entry trampoline/g, ">"); + frame = frame.replace(/(\/[^\/,<]+)*\/testProfiling.js/g, ""); + frame = frame.replace(/testBuiltinD2D/g, ""); + frame = frame.replace(/testBuiltinF2F/g, ""); + frame = frame.replace(/testBuiltinDD2D/g, ""); + frame = frame.replace(/assertThrowsInstanceOf/g, ""); + frame = frame.replace(/^ffi[12]?/g, ""); + normalized.push(frame); + } + } + + var gotNorm = normalized.join(',').replace(/,+/g, ","); + gotNorm = gotNorm.replace(/^,/, "").replace(/,$/, ""); + + assertEq(checkSubSequence(gotNorm.split(','), expect.split(',')), true); +} + +// Test profiling enablement while asm.js is running. +var stacks; +var ffi = function(enable) { + if (enable == +1) + enableGeckoProfiling(); + enableSingleStepProfiling(); + stacks = disableSingleStepProfiling(); + if (enable == -1) + disableGeckoProfiling(); +} +var f = asmLink(asmCompile('global','ffis',USE_ASM + "var ffi=ffis.ffi; function g(i) { i=i|0; ffi(i|0) } function f(i) { i=i|0; g(i|0) } return f"), null, {ffi}); +f(0); +assertStackContainsSeq(stacks, ""); +f(+1); +assertStackContainsSeq(stacks, "<,g,f,>"); +f(0); +assertStackContainsSeq(stacks, "<,g,f,>"); +f(-1); +assertStackContainsSeq(stacks, "<,g,f,>"); +f(0); +assertStackContainsSeq(stacks, ""); + +// Enable profiling for the rest of the tests. +enableGeckoProfiling(); + +var f = asmLink(asmCompile(USE_ASM + "function f() { return 42 } return f")); +enableSingleStepProfiling(); +assertEq(f(), 42); +var stacks = disableSingleStepProfiling(); +assertStackContainsSeq(stacks, ">,f,>,>"); + +var m = asmCompile(USE_ASM + "function g(i) { i=i|0; return (i+1)|0 } function f() { return g(42)|0 } return f"); +for (var i = 0; i < 3; i++) { + var f = asmLink(m); + enableSingleStepProfiling(); + assertEq(f(), 43); + var stacks = disableSingleStepProfiling(); + assertStackContainsSeq(stacks, ">,f,>,g,f,>,f,>,>"); +} + +var m = asmCompile(USE_ASM + "function g1() { return 1 } function g2() { return 2 } function f(i) { i=i|0; return TBL[i&1]()|0 } var TBL=[g1,g2]; return f"); +for (var i = 0; i < 3; i++) { + var f = asmLink(m); + enableSingleStepProfiling(); + assertEq(f(0), 1); + assertEq(f(1), 2); + var stacks = disableSingleStepProfiling(); + assertStackContainsSeq(stacks, ">,f,>,g1,f,>,f,>,>,>,f,>,g2,f,>,f,>,>"); +} + +function testBuiltinD2D(name) { + var m = asmCompile('g', USE_ASM + "var fun=g.Math." + name + "; function f(d) { d=+d; return +fun(d) } return f"); + for (var i = 0; i < 3; i++) { + var f = asmLink(m, this); + enableSingleStepProfiling(); + assertEq(f(.1), eval("Math." + name + "(.1)")); + var stacks = disableSingleStepProfiling(); + assertStackContainsSeq(stacks, ">,f,>,N,f,>,f,>,>"); + } +} +for (name of ['sin', 'cos', 'tan', 'asin', 'acos', 'atan', 'ceil', 'floor', 'exp', 'log']) + testBuiltinD2D(name); + +function testBuiltinF2F(name) { + var m = asmCompile('g', USE_ASM + "var tof=g.Math.fround; var fun=g.Math." + name + "; function f(d) { d=tof(d); return tof(fun(d)) } return f"); + for (var i = 0; i < 3; i++) { + var f = asmLink(m, this); + enableSingleStepProfiling(); + assertEq(f(.1), eval("Math.fround(Math." + name + "(Math.fround(.1)))")); + var stacks = disableSingleStepProfiling(); + assertStackContainsSeq(stacks, ">,f,>,N,f,>,f,>,>"); + } +} +for (name of ['ceil', 'floor']) + testBuiltinF2F(name); + +function testBuiltinDD2D(name) { + var m = asmCompile('g', USE_ASM + "var fun=g.Math." + name + "; function f(d, e) { d=+d; e=+e; return +fun(d,e) } return f"); + for (var i = 0; i < 3; i++) { + var f = asmLink(m, this); + enableSingleStepProfiling(); + assertEq(f(.1, .2), eval("Math." + name + "(.1, .2)")); + var stacks = disableSingleStepProfiling(); + assertStackContainsSeq(stacks, ">,f,>,N,f,>,f,>,>"); + } +} +for (name of ['atan2', 'pow']) + testBuiltinDD2D(name); + +// FFI tests: +setJitCompilerOption("ion.warmup.trigger", 10); +setJitCompilerOption("baseline.warmup.trigger", 0); +setJitCompilerOption("offthread-compilation.enable", 0); + +var m = asmCompile('g','ffis', USE_ASM + "var ffi1=ffis.ffi1, ffi2=ffis.ffi2; function f() { return ((ffi1()|0) + (ffi2()|0))|0 } return f"); + +var ffi1 = function() { return 10 } +var ffi2 = function() { return 73 } +var f = asmLink(m, null, {ffi1,ffi2}); + +// Interp FFI exit +enableSingleStepProfiling(); +assertEq(f(), 83); +var stacks = disableSingleStepProfiling(); +assertStackContainsSeq(stacks, ">,f,>,<,f,>,f,>,<,f,>,f,>,>"); + +// Ion FFI exit +for (var i = 0; i < 20; i++) + assertEq(f(), 83); +enableSingleStepProfiling(); +assertEq(f(), 83); +var stacks = disableSingleStepProfiling(); +assertStackContainsSeq(stacks, ">,f,>,<,f,>,f,>,<,f,>,f,>,>"); + +var ffi1 = function() { return { valueOf() { return 20 } } } +var ffi2 = function() { return { valueOf() { return 74 } } } +var f = asmLink(m, null, {ffi1,ffi2}); + +// Interp FFI exit +enableSingleStepProfiling(); +assertEq(f(), 94); +var stacks = disableSingleStepProfiling(); +assertStackContainsSeq(stacks, ">,f,>,<,f,>,f,>,<,f,>,f,>,>"); // TODO: add 'valueOf' once interp shows up + +// Ion FFI exit +for (var i = 0; i < 20; i++) + assertEq(f(), 94); +enableSingleStepProfiling(); +assertEq(f(), 94); +var stacks = disableSingleStepProfiling(); +assertStackContainsSeq(stacks, ">,f,>,<,f,>,f,>,<,f,>,f,>,>"); // TODO: add 'valueOf' once interp shows up + +var ffi1 = function() { return 15 } +var ffi2 = function() { return f2() + 17 } +var {f1,f2} = asmLink(asmCompile('g','ffis', USE_ASM + "var ffi1=ffis.ffi1, ffi2=ffis.ffi2; function f2() { return ffi1()|0 } function f1() { return ffi2()|0 } return {f1:f1, f2:f2}"), null, {ffi1, ffi2}); +// Interpreter FFI exit +enableSingleStepProfiling(); +assertEq(f1(), 32); +var stacks = disableSingleStepProfiling(); +assertStackContainsSeq(stacks, ">,f1,>,<,f1,>,>,<,f1,>,f2,>,<,f1,>,<,f2,>,<,f1,>,f2,>,<,f1,>,>,<,f1,>,<,f1,>,f1,>,>"); + + +// Ion FFI exit +var jitOptions = getJitCompilerOptions(); +if (jitOptions['baseline.enable']) { + for (var i = 0; i < 20; i++) + assertEq(f1(), 32); + enableSingleStepProfiling(); + assertEq(f1(), 32); + var stacks = disableSingleStepProfiling(); + assertStackContainsSeq(stacks, ">,f1,>,<,f1,>,>,<,f1,>,f2,>,<,f1,>,<,f2,>,<,f1,>,f2,>,<,f1,>,>,<,f1,>,<,f1,>,f1,>,>"); +} + +// Thunks +setJitCompilerOption("jump-threshold", 0); +var h = asmLink(asmCompile(USE_ASM + 'function f() {} function g() { f() } function h() { g() } return h')); +enableSingleStepProfiling(); +h(); +var stacks = disableSingleStepProfiling(); +assertStackContainsSeq(stacks, ">,h,>,g,h,>,f,g,h,>,g,h,>,h,>,>"); +setJitCompilerOption("jump-threshold", -1); + +// This takes forever to run. +// Stack-overflow exit test +//var limit = -1; +//var maxct = 0; +//function ffi(ct) { if (ct == limit) { enableSingleStepProfiling(); print("enabled"); } maxct = ct; } +//var f = asmLink(asmCompile('g', 'ffis',USE_ASM + "var ffi=ffis.ffi; var ct=0; function rec(){ ct=(ct+1)|0; ffi(ct|0); rec() } function f() { ct=0; rec() } return f"), null, {ffi}); +//// First find the stack limit: +//var caught = false; +//try { f() } catch (e) { caught = true; assertEq(String(e).indexOf("too much recursion") >= 0, true) } +//assertEq(caught, true); +//limit = maxct; +//print("Setting limit"); +//var caught = false; +//try { f() } catch (e) { caught = true; print("caught"); assertEq(String(e).indexOf("too much recursion") >= 0, true) } +//var stacks = disableSingleStepProfiling(); +//assertEq(String(stacks).indexOf("rec") >= 0, true); |