diff options
| -rw-r--r-- | src/parseTools.js | 9 | ||||
| -rw-r--r-- | src/preamble.js | 18 |
2 files changed, 25 insertions, 2 deletions
diff --git a/src/parseTools.js b/src/parseTools.js index 5b2df3a0..b287b237 100644 --- a/src/parseTools.js +++ b/src/parseTools.js @@ -933,7 +933,11 @@ function makeGetValue(ptr, pos, type, noNeedFirst, unsigned, ignore, align, noSa ret += makeI64('tempBigInt', 'tempBigInt2'); } } else { - assert(0, 'We do not support unaligned float/double reads yet'); + if (type == 'float') { + ret += 'copyTempFloat(' + getFastValue(ptr, '+', pos) + '),tempDoubleF32[0]'; + } else { + ret += 'copyTempDouble(' + getFastValue(ptr, '+', pos) + '),tempDoubleF64[0]'; + } } ret += ')'; return ret; @@ -1018,7 +1022,8 @@ function makeSetValue(ptr, pos, value, type, noNeedFirst, ignore, align, noSafe) ret += makeSetValue(ptr, getFastValue(pos, '+', Runtime.getNativeTypeSize('i32')), 'tempPair[1]', 'i32', noNeedFirst, ignore, align) + ';'; } } else { - assert(0, 'We do not support unaligned float/double writes yet'); + ret += makeSetValue('tempDoublePtr', 0, value, type, noNeedFirst, ignore, 8) + ';'; + ret += makeCopyValues(getFastValue(ptr, '+', pos), 'tempDoublePtr', Runtime.getNativeTypeSize(type), type, null, align); } return ret; } diff --git a/src/preamble.js b/src/preamble.js index d86cd745..24359b18 100644 --- a/src/preamble.js +++ b/src/preamble.js @@ -644,6 +644,24 @@ STACK_MAX = STACK_ROOT + TOTAL_STACK; var tempDoublePtr = Runtime.alignMemory(STACK_MAX, 8); var tempDoubleI32 = HEAP32.subarray(tempDoublePtr >> 2); var tempDoubleF64 = new Float64Array(tempDoubleI32.buffer); +var tempDoubleF32 = new Float32Array(tempDoubleI32.buffer); +var tempDoubleI8 = new Int8Array(tempDoubleI32.buffer); +function copyTempFloat(ptr) { // functions, because inlining this code is increases code size too much + tempDoubleI8[0] = HEAP8[ptr]; + tempDoubleI8[1] = HEAP8[ptr+1]; + tempDoubleI8[2] = HEAP8[ptr+2]; + tempDoubleI8[3] = HEAP8[ptr+3]; +} +function copyTempDouble(ptr) { + tempDoubleI8[0] = HEAP8[ptr]; + tempDoubleI8[1] = HEAP8[ptr+1]; + tempDoubleI8[2] = HEAP8[ptr+2]; + tempDoubleI8[3] = HEAP8[ptr+3]; + tempDoubleI8[4] = HEAP8[ptr+4]; + tempDoubleI8[5] = HEAP8[ptr+5]; + tempDoubleI8[6] = HEAP8[ptr+6]; + tempDoubleI8[7] = HEAP8[ptr+7]; +} STACK_MAX = tempDoublePtr + 8; #endif #endif |