Configuring optimization levels, Igure, Compiler – Zilog Z80380 User Manual
Page 27: Ptimizations
UM004001-COR1103
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Introduction
Sample Session
Configuring Optimization Levels
The C-Compiler Optimizations page allows the user to select an optimization level for the C-
compiler. See Optimization Levels on page 2-9 for a detailed description of the different opti-
mization levels.
Perform the following steps to configure the Optimizations page .
1. Select Optimizations from the Category pop-up list in the C-Compiler Settings Options
dialog box. The Optimizations page appears.
2. Select Level 4 optimization.
3. Click Apply.
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The following optimization levels are available in the C-Compiler Optimizations page.
•
The No optimization option disables all optimizations.
•
The Level 1 optimization option performs:
– constant folding
– dead object removal
– simple jump optimization