lima: ppir: add control flow support
Another attempt to add control flow support for PPIR compiler.
Liveness analysis is similar to vc4 and uses live ranges
No regressions in piglit, fixes 50 tests
Edited by Vasily Khoruzhick
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Another attempt to add control flow support for PPIR compiler.
Liveness analysis is similar to vc4 and uses live ranges
No regressions in piglit, fixes 50 tests