SPIR-V Built-In

WarpsPerSMNV

Number of warps per SM
WarpsPerSMNV

Decorating a variable with the WarpsPerSMNV built-in decoration will make that variable contain the maximum number of warps executing on a SM.

Valid Usage

VUID-WarpsPerSMNV-WarpsPerSMNV-04418

The variable decorated with WarpsPerSMNV must be declared using the Input Storage Class

VUID-WarpsPerSMNV-WarpsPerSMNV-04419

The variable decorated with WarpsPerSMNV must be declared as a scalar 32-bit integer value