From: Luke Kenneth Casson Leighton Date: Wed, 21 Sep 2022 14:53:53 +0000 (+0100) Subject: missed setting zdim in svshape on DCT modes X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=165d6cdce3ee8fc752597e0da1bc711a18ae7d88;p=openpower-isa.git missed setting zdim in svshape on DCT modes --- diff --git a/openpower/isa/simplev.mdwn b/openpower/isa/simplev.mdwn index aa8e692f..e96acbf1 100644 --- a/openpower/isa/simplev.mdwn +++ b/openpower/isa/simplev.mdwn @@ -222,6 +222,7 @@ Pseudo-code: # set up template in SVSHAPE0, then copy to 1-3 # set up FRB and FRS SVSHAPE0[0:5] <- (0b0 || SVxd) # xdim + SVSHAPE0[12:17] <- (0b0 || SVzd) # zdim - "striding" (2D DCT) if (SVrm = 0b1011) then SVSHAPE0[30:31] <- 0b11 # iDCT mode SVSHAPE0[18:20] <- 0b011 # iDCT Outer Butterfly sub-mode @@ -251,6 +252,7 @@ Pseudo-code: # set up template in SVSHAPE0, then copy to 1-3 # set up FRB and FRS SVSHAPE0[0:5] <- (0b0 || SVxd) # xdim + SVSHAPE0[12:17] <- (0b0 || SVzd) # zdim - "striding" (2D DCT) SVSHAPE0[30:31] <- 0b01 # DCT/FFT mode SVSHAPE0[6:11] <- 0b000100 # DCT Inner Butterfly COS-gen mode if (SVrm = 0b0101) then @@ -266,6 +268,7 @@ Pseudo-code: vlen[0:6] <- (0b00 || SVxd) + 0b0000001 # set up template in SVSHAPE0 SVSHAPE0[0:5] <- (0b0 || SVxd) # xdim + SVSHAPE0[12:17] <- (0b0 || SVzd) # zdim - "striding" (2D DCT) if (SVrm = 0b1110) then SVSHAPE0[18:20] <- 0b001 # DCT opposite half-swap if (SVrm = 0b1111) then @@ -291,6 +294,7 @@ Pseudo-code: vlen[0:6] <- i # set up template in SVSHAPE0, then copy to 1. only 2 needed SVSHAPE0[0:5] <- (0b0 || SVxd) # xdim + SVSHAPE0[12:17] <- (0b0 || SVzd) # zdim - "striding" (2D DCT) SVSHAPE0[30:31] <- 0b10 # parallel reduce submode # copy SVSHAPE1[0:31] <- SVSHAPE0[0:31]