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Merged
loganek merged 1 commit into from
Mar 18, 2025
Merged

Document WAMR_BUILD_LIB_SIMDE #4144

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15 changes: 13 additions & 2 deletions doc/build_wamr.md
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Expand Up @@ -132,7 +132,11 @@ cmake -DWAMR_BUILD_PLATFORM=linux -DWAMR_BUILD_TARGET=ARM

### **Enable 128-bit SIMD feature**
- **WAMR_BUILD_SIMD**=1/0, default to enable if not set
> Note: only supported in AOT mode x86-64 target.
> Note: supported in AOT mode, JIT mode, and fast-interpreter mode with SIMDe library.

### **Enable SIMDe library for SIMD in fast interpreter**
- **WAMR_BUILD_LIB_SIMDE**=1/0, default to disable if not set
> Note: If enabled, SIMDe (SIMD Everywhere) library will be used to implement SIMD operations in fast interpreter mode.

### **Enable Exception Handling**
- **WAMR_BUILD_EXCE_HANDLING**=1/0, default to disable if not set
Expand Down Expand Up @@ -332,4 +336,11 @@ Or if we want to enable interpreter, disable AOT and WASI, and build as X86_32,

``` Bash
cmake .. -DWAMR_BUILD_INTERP=1 -DWAMR_BUILD_AOT=0 -DWAMR_BUILD_LIBC_WASI=0 -DWAMR_BUILD_TARGET=X86_32
```
```

When enabling SIMD for fast interpreter mode, you'll need to enable both SIMD and the SIMDe library:

``` Bash

cmake .. -DWAMR_BUILD_INTERP=1 -DWAMR_BUILD_FAST_INTERP=1 -DWAMR_BUILD_SIMD=1 -DWAMR_BUILD_LIB_SIMDE=1
```
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