| ; Test conversion of floating-point values to unsigned i64s (z10 only). | |
| ; | |
| ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z10 | FileCheck %s | |
| ; z10 doesn't have native support for unsigned fp-to-i64 conversions; | |
| ; they were added in z196 as the Convert to Logical family of instructions. | |
| ; Convert via signed i64s instead. | |
| ; Test f32->i64. | |
| define i64 @f1(float %f) { | |
| ; CHECK-LABEL: f1: | |
| ; CHECK: cebr | |
| ; CHECK: sebr | |
| ; CHECK: cgebr | |
| ; CHECK: xihf | |
| ; CHECK: br %r14 | |
| %conv = fptoui float %f to i64 | |
| ret i64 %conv | |
| } | |
| ; Test f64->i64. | |
| define i64 @f2(double %f) { | |
| ; CHECK-LABEL: f2: | |
| ; CHECK: cdbr | |
| ; CHECK: sdbr | |
| ; CHECK: cgdbr | |
| ; CHECK: xihf | |
| ; CHECK: br %r14 | |
| %conv = fptoui double %f to i64 | |
| ret i64 %conv | |
| } | |
| ; Test f128->i64. | |
| define i64 @f3(fp128 *%src) { | |
| ; CHECK-LABEL: f3: | |
| ; CHECK: cxbr | |
| ; CHECK: sxbr | |
| ; CHECK: cgxbr | |
| ; CHECK: xihf | |
| ; CHECK: br %r14 | |
| %f = load fp128, fp128 *%src | |
| %conv = fptoui fp128 %f to i64 | |
| ret i64 %conv | |
| } |