RPCS3/llvm-mirror
1
0
Fork 0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2025-01-31 12:41:49 +01:00
Code Issues Projects Releases Wiki Activity

[LangRef] Update saturating examples for llvm.smul.fix.sat. NFC

Browse Source 
Some saturation examples for llvm.smul.fix.sat were not showing
the correct result. I've adjusted the operands to make sure that
we actually trigger overflow in those examples.

llvm-svn: 370566
This commit is contained in:
Bjorn Pettersson 2019-08-31 09:01:16 +00:00
parent f59cc38992
commit 99b90b9e5c
1 changed files with 3 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
docs/LangRef.rst
View File

@ -13754,9 +13754,9 @@ Examples
; Saturation
%res = call i4 @llvm.smul.fix.sat.i4(i4 7, i4 2, i32 0) ; %res = 7
%res = call i4 @llvm.smul.fix.sat.i4(i4 7, i4 2, i32 2) ; %res = 7
%res = call i4 @llvm.smul.fix.sat.i4(i4 -8, i4 2, i32 2) ; %res = -8
%res = call i4 @llvm.smul.fix.sat.i4(i4 -8, i4 -2, i32 2) ; %res = 7
%res = call i4 @llvm.smul.fix.sat.i4(i4 7, i4 4, i32 2) ; %res = 7
%res = call i4 @llvm.smul.fix.sat.i4(i4 -8, i4 5, i32 2) ; %res = -8
%res = call i4 @llvm.smul.fix.sat.i4(i4 -8, i4 -2, i32 1) ; %res = 7
; Scale can affect the saturation result
%res = call i4 @llvm.smul.fix.sat.i4(i4 2, i4 4, i32 0) ; %res = 7 (2 x 4 -> clamped to 7)